1099936720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{808777}}^1$

素因数の和:808807

約数の個数: 40

約数和(自身を含む): 2707788744

約数和(自身を除く): 1607852024

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 808777, 1617554, 3235108, 4043885, 6470216, 8087770, 12940432, 13749209, 16175540, 27498418, 32351080, 54996836, 64702160, 68746045, 109993672, 137492090, 219987344, 274984180, 549968360, 1099936720]

約数ペア:

[(1, 1099936720), (2, 549968360), (4, 274984180), (5, 219987344), (8, 137492090), (10, 109993672), (16, 68746045), (17, 64702160), (20, 54996836), (34, 32351080), (40, 27498418), (68, 16175540), (80, 13749209), (85, 12940432), (136, 8087770), (170, 6470216), (272, 4043885), (340, 3235108), (680, 1617554), (1360, 808777)]