7139140

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{727}}^1$

素因数の和:1227

約数の個数: 24

約数和(自身を含む): 15043392

約数和(自身を除く): 7904252

約数列:

[1, 2, 4, 5, 10, 20, 491, 727, 982, 1454, 1964, 2455, 2908, 3635, 4910, 7270, 9820, 14540, 356957, 713914, 1427828, 1784785, 3569570, 7139140]

約数ペア:

[(1, 7139140), (2, 3569570), (4, 1784785), (5, 1427828), (10, 713914), (20, 356957), (491, 14540), (727, 9820), (982, 7270), (1454, 4910), (1964, 3635), (2455, 2908)]