12305480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{27967}}^1$

素因数の和:27989

約数の個数: 32

約数和(自身を含む): 30205440

約数和(自身を除く): 17899960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 27967, 55934, 111868, 139835, 223736, 279670, 307637, 559340, 615274, 1118680, 1230548, 1538185, 2461096, 3076370, 6152740, 12305480]

約数ペア:

[(1, 12305480), (2, 6152740), (4, 3076370), (5, 2461096), (8, 1538185), (10, 1230548), (11, 1118680), (20, 615274), (22, 559340), (40, 307637), (44, 279670), (55, 223736), (88, 139835), (110, 111868), (220, 55934), (440, 27967)]