2547573680

素因数分解:

$2^4\times 5^1\times {\mathrm{31844671}}^1$

素因数の和:31844684

約数の個数: 20

約数和(自身を含む): 5923108992

約数和(自身を除く): 3375535312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 31844671, 63689342, 127378684, 159223355, 254757368, 318446710, 509514736, 636893420, 1273786840, 2547573680]

約数ペア:

[(1, 2547573680), (2, 1273786840), (4, 636893420), (5, 509514736), (8, 318446710), (10, 254757368), (16, 159223355), (20, 127378684), (40, 63689342), (80, 31844671)]