1230786040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2797241}}^1$

素因数の和:2797263

約数の個数: 32

約数和(自身を含む): 3021021360

約数和(自身を除く): 1790235320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 2797241, 5594482, 11188964, 13986205, 22377928, 27972410, 30769651, 55944820, 61539302, 111889640, 123078604, 153848255, 246157208, 307696510, 615393020, 1230786040]

約数ペア:

[(1, 1230786040), (2, 615393020), (4, 307696510), (5, 246157208), (8, 153848255), (10, 123078604), (11, 111889640), (20, 61539302), (22, 55944820), (40, 30769651), (44, 27972410), (55, 22377928), (88, 13986205), (110, 11188964), (220, 5594482), (440, 2797241)]