2715580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:203

約数の個数: 72

約数和(自身を含む): 7067088

約数和(自身を除く): 4351508

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 163, 170, 196, 238, 245, 326, 340, 476, 490, 595, 652, 815, 833, 980, 1141, 1190, 1630, 1666, 2282, 2380, 2771, 3260, 3332, 4165, 4564, 5542, 5705, 7987, 8330, 11084, 11410, 13855, 15974, 16660, 19397, 22820, 27710, 31948, 38794, 39935, 55420, 77588, 79870, 96985, 135779, 159740, 193970, 271558, 387940, 543116, 678895, 1357790, 2715580]

約数ペア:

[(1, 2715580), (2, 1357790), (4, 678895), (5, 543116), (7, 387940), (10, 271558), (14, 193970), (17, 159740), (20, 135779), (28, 96985), (34, 79870), (35, 77588), (49, 55420), (68, 39935), (70, 38794), (85, 31948), (98, 27710), (119, 22820), (140, 19397), (163, 16660), (170, 15974), (196, 13855), (238, 11410), (245, 11084), (326, 8330), (340, 7987), (476, 5705), (490, 5542), (595, 4564), (652, 4165), (815, 3332), (833, 3260), (980, 2771), (1141, 2380), (1190, 2282), (1630, 1666)]