2007274660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{74731}}^1$

素因数の和:74836

約数の個数: 48

約数和(自身を含む): 4519791360

約数和(自身を除く): 2512516700

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 79, 85, 158, 170, 316, 340, 395, 790, 1343, 1580, 2686, 5372, 6715, 13430, 26860, 74731, 149462, 298924, 373655, 747310, 1270427, 1494620, 2540854, 5081708, 5903749, 6352135, 11807498, 12704270, 23614996, 25408540, 29518745, 59037490, 100363733, 118074980, 200727466, 401454932, 501818665, 1003637330, 2007274660]

約数ペア:

[(1, 2007274660), (2, 1003637330), (4, 501818665), (5, 401454932), (10, 200727466), (17, 118074980), (20, 100363733), (34, 59037490), (68, 29518745), (79, 25408540), (85, 23614996), (158, 12704270), (170, 11807498), (316, 6352135), (340, 5903749), (395, 5081708), (790, 2540854), (1343, 1494620), (1580, 1270427), (2686, 747310), (5372, 373655), (6715, 298924), (13430, 149462), (26860, 74731)]