47591240

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{2909}}^1$

素因数の和:3329

約数の個数: 32

約数和(自身を含む): 107379000

約数和(自身を除く): 59787760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 1636, 2045, 2909, 3272, 4090, 5818, 8180, 11636, 14545, 16360, 23272, 29090, 58180, 116360, 1189781, 2379562, 4759124, 5948905, 9518248, 11897810, 23795620, 47591240]

約数ペア:

[(1, 47591240), (2, 23795620), (4, 11897810), (5, 9518248), (8, 5948905), (10, 4759124), (20, 2379562), (40, 1189781), (409, 116360), (818, 58180), (1636, 29090), (2045, 23272), (2909, 16360), (3272, 14545), (4090, 11636), (5818, 8180)]