3142640

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1$

素因数の和:417

約数の個数: 40

約数和(自身を含む): 7381968

約数和(自身を除く): 4239328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 241, 326, 482, 652, 815, 964, 1205, 1304, 1630, 1928, 2410, 2608, 3260, 3856, 4820, 6520, 9640, 13040, 19280, 39283, 78566, 157132, 196415, 314264, 392830, 628528, 785660, 1571320, 3142640]

約数ペア:

[(1, 3142640), (2, 1571320), (4, 785660), (5, 628528), (8, 392830), (10, 314264), (16, 196415), (20, 157132), (40, 78566), (80, 39283), (163, 19280), (241, 13040), (326, 9640), (482, 6520), (652, 4820), (815, 3856), (964, 3260), (1205, 2608), (1304, 2410), (1630, 1928)]