2720044420

素因数分解:

$2^2\times 5^1\times {\mathrm{563}}^1\times {\mathrm{241567}}^1$

素因数の和:242139

約数の個数: 24

約数和(自身を含む): 5722262784

約数和(自身を除く): 3002218364

約数列:

[1, 2, 4, 5, 10, 20, 563, 1126, 2252, 2815, 5630, 11260, 241567, 483134, 966268, 1207835, 2415670, 4831340, 136002221, 272004442, 544008884, 680011105, 1360022210, 2720044420]

約数ペア:

[(1, 2720044420), (2, 1360022210), (4, 680011105), (5, 544008884), (10, 272004442), (20, 136002221), (563, 4831340), (1126, 2415670), (2252, 1207835), (2815, 966268), (5630, 483134), (11260, 241567)]