2190758980

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{196657}}^1$

素因数の和:197223

約数の個数: 24

約数和(自身を含む): 4608876888

約数和(自身を除く): 2418117908

約数列:

[1, 2, 4, 5, 10, 20, 557, 1114, 2228, 2785, 5570, 11140, 196657, 393314, 786628, 983285, 1966570, 3933140, 109537949, 219075898, 438151796, 547689745, 1095379490, 2190758980]

約数ペア:

[(1, 2190758980), (2, 1095379490), (4, 547689745), (5, 438151796), (10, 219075898), (20, 109537949), (557, 3933140), (1114, 1966570), (2228, 983285), (2785, 786628), (5570, 393314), (11140, 196657)]