20077860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1049}}^1$

素因数の和:1101

約数の個数: 96

約数和(自身を含む): 63504000

約数和(自身を除く): 43426140

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 29, 30, 33, 44, 55, 58, 60, 66, 87, 110, 116, 132, 145, 165, 174, 220, 290, 319, 330, 348, 435, 580, 638, 660, 870, 957, 1049, 1276, 1595, 1740, 1914, 2098, 3147, 3190, 3828, 4196, 4785, 5245, 6294, 6380, 9570, 10490, 11539, 12588, 15735, 19140, 20980, 23078, 30421, 31470, 34617, 46156, 57695, 60842, 62940, 69234, 91263, 115390, 121684, 138468, 152105, 173085, 182526, 230780, 304210, 334631, 346170, 365052, 456315, 608420, 669262, 692340, 912630, 1003893, 1338524, 1673155, 1825260, 2007786, 3346310, 4015572, 5019465, 6692620, 10038930, 20077860]

約数ペア:

[(1, 20077860), (2, 10038930), (3, 6692620), (4, 5019465), (5, 4015572), (6, 3346310), (10, 2007786), (11, 1825260), (12, 1673155), (15, 1338524), (20, 1003893), (22, 912630), (29, 692340), (30, 669262), (33, 608420), (44, 456315), (55, 365052), (58, 346170), (60, 334631), (66, 304210), (87, 230780), (110, 182526), (116, 173085), (132, 152105), (145, 138468), (165, 121684), (174, 115390), (220, 91263), (290, 69234), (319, 62940), (330, 60842), (348, 57695), (435, 46156), (580, 34617), (638, 31470), (660, 30421), (870, 23078), (957, 20980), (1049, 19140), (1276, 15735), (1595, 12588), (1740, 11539), (1914, 10490), (2098, 9570), (3147, 6380), (3190, 6294), (3828, 5245), (4196, 4785)]