70664380

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{21157}}^1$

素因数の和:21333

約数の個数: 24

約数和(自身を含む): 149290848

約数和(自身を除く): 78626468

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 21157, 42314, 84628, 105785, 211570, 423140, 3533219, 7066438, 14132876, 17666095, 35332190, 70664380]

約数ペア:

[(1, 70664380), (2, 35332190), (4, 17666095), (5, 14132876), (10, 7066438), (20, 3533219), (167, 423140), (334, 211570), (668, 105785), (835, 84628), (1670, 42314), (3340, 21157)]