311225830

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{7027}}^1$

素因数の和:7180

約数の個数: 32

約数和(自身を含む): 578882304

約数和(自身を除く): 267656474

約数列:

[1, 2, 5, 10, 43, 86, 103, 206, 215, 430, 515, 1030, 4429, 7027, 8858, 14054, 22145, 35135, 44290, 70270, 302161, 604322, 723781, 1447562, 1510805, 3021610, 3618905, 7237810, 31122583, 62245166, 155612915, 311225830]

約数ペア:

[(1, 311225830), (2, 155612915), (5, 62245166), (10, 31122583), (43, 7237810), (86, 3618905), (103, 3021610), (206, 1510805), (215, 1447562), (430, 723781), (515, 604322), (1030, 302161), (4429, 70270), (7027, 44290), (8858, 35135), (14054, 22145)]