19530368680

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{7287451}}^1$

素因数の和:7287529

約数の個数: 32

約数和(自身を含む): 44599206240

約数和(自身を除く): 25068837560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 7287451, 14574902, 29149804, 36437255, 58299608, 72874510, 145749020, 291498040, 488259217, 976518434, 1953036868, 2441296085, 3906073736, 4882592170, 9765184340, 19530368680]

約数ペア:

[(1, 19530368680), (2, 9765184340), (4, 4882592170), (5, 3906073736), (8, 2441296085), (10, 1953036868), (20, 976518434), (40, 488259217), (67, 291498040), (134, 145749020), (268, 72874510), (335, 58299608), (536, 36437255), (670, 29149804), (1340, 14574902), (2680, 7287451)]