15047920

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2381}}^1$

素因数の和:2473

約数の個数: 40

約数和(自身を含む): 35444160

約数和(自身を除く): 20396240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 2381, 3160, 4762, 6320, 9524, 11905, 19048, 23810, 38096, 47620, 95240, 188099, 190480, 376198, 752396, 940495, 1504792, 1880990, 3009584, 3761980, 7523960, 15047920]

約数ペア:

[(1, 15047920), (2, 7523960), (4, 3761980), (5, 3009584), (8, 1880990), (10, 1504792), (16, 940495), (20, 752396), (40, 376198), (79, 190480), (80, 188099), (158, 95240), (316, 47620), (395, 38096), (632, 23810), (790, 19048), (1264, 11905), (1580, 9524), (2381, 6320), (3160, 4762)]