1566791920

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{72269}}^1$

素因数の和:72553

約数の個数: 40

約数和(自身を含む): 3656283840

約数和(自身を除く): 2089491920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 542, 1084, 1355, 2168, 2710, 4336, 5420, 10840, 21680, 72269, 144538, 289076, 361345, 578152, 722690, 1156304, 1445380, 2890760, 5781520, 19584899, 39169798, 78339596, 97924495, 156679192, 195848990, 313358384, 391697980, 783395960, 1566791920]

約数ペア:

[(1, 1566791920), (2, 783395960), (4, 391697980), (5, 313358384), (8, 195848990), (10, 156679192), (16, 97924495), (20, 78339596), (40, 39169798), (80, 19584899), (271, 5781520), (542, 2890760), (1084, 1445380), (1355, 1156304), (2168, 722690), (2710, 578152), (4336, 361345), (5420, 289076), (10840, 144538), (21680, 72269)]