407175280

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{34159}}^1$

素因数の和:34321

約数の個数: 40

約数和(自身を含む): 953064000

約数和(自身を除く): 545888720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5960, 11920, 34159, 68318, 136636, 170795, 273272, 341590, 546544, 683180, 1366360, 2732720, 5089691, 10179382, 20358764, 25448455, 40717528, 50896910, 81435056, 101793820, 203587640, 407175280]

約数ペア:

[(1, 407175280), (2, 203587640), (4, 101793820), (5, 81435056), (8, 50896910), (10, 40717528), (16, 25448455), (20, 20358764), (40, 10179382), (80, 5089691), (149, 2732720), (298, 1366360), (596, 683180), (745, 546544), (1192, 341590), (1490, 273272), (2384, 170795), (2980, 136636), (5960, 68318), (11920, 34159)]