21944300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:120

約数の個数: 144

約数和(自身を含む): 59996160

約数和(自身を除く): 38051860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 29, 35, 46, 47, 50, 58, 70, 92, 94, 100, 115, 116, 140, 145, 161, 175, 188, 203, 230, 235, 290, 322, 329, 350, 406, 460, 470, 575, 580, 644, 658, 667, 700, 725, 805, 812, 940, 1015, 1081, 1150, 1175, 1316, 1334, 1363, 1450, 1610, 1645, 2030, 2162, 2300, 2350, 2668, 2726, 2900, 3220, 3290, 3335, 4025, 4060, 4324, 4669, 4700, 5075, 5405, 5452, 6580, 6670, 6815, 7567, 8050, 8225, 9338, 9541, 10150, 10810, 13340, 13630, 15134, 16100, 16450, 16675, 18676, 19082, 20300, 21620, 23345, 27025, 27260, 30268, 31349, 32900, 33350, 34075, 37835, 38164, 46690, 47705, 54050, 62698, 66700, 68150, 75670, 93380, 95410, 108100, 116725, 125396, 136300, 151340, 156745, 189175, 190820, 219443, 233450, 238525, 313490, 378350, 438886, 466900, 477050, 626980, 756700, 783725, 877772, 954100, 1097215, 1567450, 2194430, 3134900, 4388860, 5486075, 10972150, 21944300]

約数ペア:

[(1, 21944300), (2, 10972150), (4, 5486075), (5, 4388860), (7, 3134900), (10, 2194430), (14, 1567450), (20, 1097215), (23, 954100), (25, 877772), (28, 783725), (29, 756700), (35, 626980), (46, 477050), (47, 466900), (50, 438886), (58, 378350), (70, 313490), (92, 238525), (94, 233450), (100, 219443), (115, 190820), (116, 189175), (140, 156745), (145, 151340), (161, 136300), (175, 125396), (188, 116725), (203, 108100), (230, 95410), (235, 93380), (290, 75670), (322, 68150), (329, 66700), (350, 62698), (406, 54050), (460, 47705), (470, 46690), (575, 38164), (580, 37835), (644, 34075), (658, 33350), (667, 32900), (700, 31349), (725, 30268), (805, 27260), (812, 27025), (940, 23345), (1015, 21620), (1081, 20300), (1150, 19082), (1175, 18676), (1316, 16675), (1334, 16450), (1363, 16100), (1450, 15134), (1610, 13630), (1645, 13340), (2030, 10810), (2162, 10150), (2300, 9541), (2350, 9338), (2668, 8225), (2726, 8050), (2900, 7567), (3220, 6815), (3290, 6670), (3335, 6580), (4025, 5452), (4060, 5405), (4324, 5075), (4669, 4700)]