1615160

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 3672000

約数和(自身を除く): 2056840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 271, 298, 542, 596, 745, 1084, 1192, 1355, 1490, 2168, 2710, 2980, 5420, 5960, 10840, 40379, 80758, 161516, 201895, 323032, 403790, 807580, 1615160]

約数ペア:

[(1, 1615160), (2, 807580), (4, 403790), (5, 323032), (8, 201895), (10, 161516), (20, 80758), (40, 40379), (149, 10840), (271, 5960), (298, 5420), (542, 2980), (596, 2710), (745, 2168), (1084, 1490), (1192, 1355)]