2555562280

素因数分解:

$2^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{139801}}^1$

素因数の和:140269

約数の個数: 32

約数和(自身を含む): 5762638440

約数和(自身を除く): 3207076160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457, 914, 1828, 2285, 3656, 4570, 9140, 18280, 139801, 279602, 559204, 699005, 1118408, 1398010, 2796020, 5592040, 63889057, 127778114, 255556228, 319445285, 511112456, 638890570, 1277781140, 2555562280]

約数ペア:

[(1, 2555562280), (2, 1277781140), (4, 638890570), (5, 511112456), (8, 319445285), (10, 255556228), (20, 127778114), (40, 63889057), (457, 5592040), (914, 2796020), (1828, 1398010), (2285, 1118408), (3656, 699005), (4570, 559204), (9140, 279602), (18280, 139801)]