8404090

素因数分解:

$2^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2539}}^1$

素因数の和:2877

約数の個数: 16

約数和(自身を含む): 15179040

約数和(自身を除く): 6774950

約数列:

[1, 2, 5, 10, 331, 662, 1655, 2539, 3310, 5078, 12695, 25390, 840409, 1680818, 4202045, 8404090]

約数ペア:

[(1, 8404090), (2, 4202045), (5, 1680818), (10, 840409), (331, 25390), (662, 12695), (1655, 5078), (2539, 3310)]