428424340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{5441}}^1$

素因数の和:5608

約数の個数: 48

約数和(自身を含む): 936198144

約数和(自身を除く): 507773804

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 127, 155, 254, 310, 508, 620, 635, 1270, 2540, 3937, 5441, 7874, 10882, 15748, 19685, 21764, 27205, 39370, 54410, 78740, 108820, 168671, 337342, 674684, 691007, 843355, 1382014, 1686710, 2764028, 3373420, 3455035, 6910070, 13820140, 21421217, 42842434, 85684868, 107106085, 214212170, 428424340]

約数ペア:

[(1, 428424340), (2, 214212170), (4, 107106085), (5, 85684868), (10, 42842434), (20, 21421217), (31, 13820140), (62, 6910070), (124, 3455035), (127, 3373420), (155, 2764028), (254, 1686710), (310, 1382014), (508, 843355), (620, 691007), (635, 674684), (1270, 337342), (2540, 168671), (3937, 108820), (5441, 78740), (7874, 54410), (10882, 39370), (15748, 27205), (19685, 21764)]