616691120

素因数分解:

$2^4\times 5^1\times {\mathrm{1409}}^1\times {\mathrm{5471}}^1$

素因数の和:6893

約数の個数: 40

約数和(自身を含む): 1435086720

約数和(自身を除く): 818395600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1409, 2818, 5471, 5636, 7045, 10942, 11272, 14090, 21884, 22544, 27355, 28180, 43768, 54710, 56360, 87536, 109420, 112720, 218840, 437680, 7708639, 15417278, 30834556, 38543195, 61669112, 77086390, 123338224, 154172780, 308345560, 616691120]

約数ペア:

[(1, 616691120), (2, 308345560), (4, 154172780), (5, 123338224), (8, 77086390), (10, 61669112), (16, 38543195), (20, 30834556), (40, 15417278), (80, 7708639), (1409, 437680), (2818, 218840), (5471, 112720), (5636, 109420), (7045, 87536), (10942, 56360), (11272, 54710), (14090, 43768), (21884, 28180), (22544, 27355)]