2419262020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{523}}^1$

素因数の和:642

約数の個数: 192

約数和(自身を含む): 6422814720

約数和(自身を除く): 4003552700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 37, 38, 47, 70, 74, 76, 94, 95, 133, 140, 148, 185, 188, 190, 235, 259, 266, 329, 370, 380, 470, 518, 523, 532, 658, 665, 703, 740, 893, 940, 1036, 1046, 1295, 1316, 1330, 1406, 1645, 1739, 1786, 2092, 2590, 2615, 2660, 2812, 3290, 3478, 3515, 3572, 3661, 4465, 4921, 5180, 5230, 6251, 6580, 6956, 7030, 7322, 8695, 8930, 9842, 9937, 10460, 12173, 12502, 14060, 14644, 17390, 17860, 18305, 19351, 19684, 19874, 24346, 24581, 24605, 25004, 31255, 33041, 34780, 36610, 38702, 39748, 48692, 49162, 49210, 49685, 60865, 62510, 66082, 69559, 73220, 77404, 96755, 98324, 98420, 99370, 121730, 122905, 125020, 132164, 135457, 139118, 165205, 172067, 193510, 198740, 231287, 243460, 245810, 270914, 278236, 330410, 344134, 347795, 367669, 387020, 462574, 467039, 491620, 541828, 660820, 677285, 688268, 695590, 735338, 860335, 909497, 925148, 934078, 1156435, 1354570, 1391180, 1470676, 1720670, 1818994, 1838345, 1868156, 2312870, 2335195, 2573683, 2709140, 3269273, 3441340, 3637988, 3676690, 4547485, 4625740, 4670390, 5147366, 6366479, 6538546, 7353380, 9094970, 9340780, 10294732, 12732958, 12868415, 13077092, 16346365, 17280443, 18189940, 25465916, 25736830, 31832395, 32692730, 34560886, 51473660, 63664790, 65385460, 69121772, 86402215, 120963101, 127329580, 172804430, 241926202, 345608860, 483852404, 604815505, 1209631010, 2419262020]

約数ペア:

[(1, 2419262020), (2, 1209631010), (4, 604815505), (5, 483852404), (7, 345608860), (10, 241926202), (14, 172804430), (19, 127329580), (20, 120963101), (28, 86402215), (35, 69121772), (37, 65385460), (38, 63664790), (47, 51473660), (70, 34560886), (74, 32692730), (76, 31832395), (94, 25736830), (95, 25465916), (133, 18189940), (140, 17280443), (148, 16346365), (185, 13077092), (188, 12868415), (190, 12732958), (235, 10294732), (259, 9340780), (266, 9094970), (329, 7353380), (370, 6538546), (380, 6366479), (470, 5147366), (518, 4670390), (523, 4625740), (532, 4547485), (658, 3676690), (665, 3637988), (703, 3441340), (740, 3269273), (893, 2709140), (940, 2573683), (1036, 2335195), (1046, 2312870), (1295, 1868156), (1316, 1838345), (1330, 1818994), (1406, 1720670), (1645, 1470676), (1739, 1391180), (1786, 1354570), (2092, 1156435), (2590, 934078), (2615, 925148), (2660, 909497), (2812, 860335), (3290, 735338), (3478, 695590), (3515, 688268), (3572, 677285), (3661, 660820), (4465, 541828), (4921, 491620), (5180, 467039), (5230, 462574), (6251, 387020), (6580, 367669), (6956, 347795), (7030, 344134), (7322, 330410), (8695, 278236), (8930, 270914), (9842, 245810), (9937, 243460), (10460, 231287), (12173, 198740), (12502, 193510), (14060, 172067), (14644, 165205), (17390, 139118), (17860, 135457), (18305, 132164), (19351, 125020), (19684, 122905), (19874, 121730), (24346, 99370), (24581, 98420), (24605, 98324), (25004, 96755), (31255, 77404), (33041, 73220), (34780, 69559), (36610, 66082), (38702, 62510), (39748, 60865), (48692, 49685), (49162, 49210)]