1777886660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{351361}}^1$

素因数の和:351404

約数の個数: 48

約数和(自身を含む): 4250074752

約数和(自身を除く): 2472188092

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 351361, 702722, 1405444, 1756805, 3513610, 3864971, 7027220, 7729942, 8081303, 15459884, 16162606, 19324855, 32325212, 38649710, 40406515, 77299420, 80813030, 88894333, 161626060, 177788666, 355577332, 444471665, 888943330, 1777886660]

約数ペア:

[(1, 1777886660), (2, 888943330), (4, 444471665), (5, 355577332), (10, 177788666), (11, 161626060), (20, 88894333), (22, 80813030), (23, 77299420), (44, 40406515), (46, 38649710), (55, 32325212), (92, 19324855), (110, 16162606), (115, 15459884), (220, 8081303), (230, 7729942), (253, 7027220), (460, 3864971), (506, 3513610), (1012, 1756805), (1265, 1405444), (2530, 702722), (5060, 351361)]