19414920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{797}}^1$

素因数の和:847

約数の個数: 128

約数和(自身を含む): 68947200

約数和(自身を除く): 49532280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 56, 58, 60, 70, 84, 87, 105, 116, 120, 140, 145, 168, 174, 203, 210, 232, 280, 290, 348, 406, 420, 435, 580, 609, 696, 797, 812, 840, 870, 1015, 1160, 1218, 1594, 1624, 1740, 2030, 2391, 2436, 3045, 3188, 3480, 3985, 4060, 4782, 4872, 5579, 6090, 6376, 7970, 8120, 9564, 11158, 11955, 12180, 15940, 16737, 19128, 22316, 23113, 23910, 24360, 27895, 31880, 33474, 44632, 46226, 47820, 55790, 66948, 69339, 83685, 92452, 95640, 111580, 115565, 133896, 138678, 161791, 167370, 184904, 223160, 231130, 277356, 323582, 334740, 346695, 462260, 485373, 554712, 647164, 669480, 693390, 808955, 924520, 970746, 1294328, 1386780, 1617910, 1941492, 2426865, 2773560, 3235820, 3882984, 4853730, 6471640, 9707460, 19414920]

約数ペア:

[(1, 19414920), (2, 9707460), (3, 6471640), (4, 4853730), (5, 3882984), (6, 3235820), (7, 2773560), (8, 2426865), (10, 1941492), (12, 1617910), (14, 1386780), (15, 1294328), (20, 970746), (21, 924520), (24, 808955), (28, 693390), (29, 669480), (30, 647164), (35, 554712), (40, 485373), (42, 462260), (56, 346695), (58, 334740), (60, 323582), (70, 277356), (84, 231130), (87, 223160), (105, 184904), (116, 167370), (120, 161791), (140, 138678), (145, 133896), (168, 115565), (174, 111580), (203, 95640), (210, 92452), (232, 83685), (280, 69339), (290, 66948), (348, 55790), (406, 47820), (420, 46226), (435, 44632), (580, 33474), (609, 31880), (696, 27895), (797, 24360), (812, 23910), (840, 23113), (870, 22316), (1015, 19128), (1160, 16737), (1218, 15940), (1594, 12180), (1624, 11955), (1740, 11158), (2030, 9564), (2391, 8120), (2436, 7970), (3045, 6376), (3188, 6090), (3480, 5579), (3985, 4872), (4060, 4782)]