105456880

素因数分解:

$2^4\times 5^1\times {\mathrm{1318211}}^1$

素因数の和:1318224

約数の個数: 20

約数和(自身を含む): 245187432

約数和(自身を除く): 139730552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1318211, 2636422, 5272844, 6591055, 10545688, 13182110, 21091376, 26364220, 52728440, 105456880]

約数ペア:

[(1, 105456880), (2, 52728440), (4, 26364220), (5, 21091376), (8, 13182110), (10, 10545688), (16, 6591055), (20, 5272844), (40, 2636422), (80, 1318211)]