31914320

素因数分解:

$2^4\times 5^1\times {\mathrm{367}}^1\times {\mathrm{1087}}^1$

素因数の和:1467

約数の個数: 40

約数和(自身を含む): 74471424

約数和(自身を除く): 42557104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 367, 734, 1087, 1468, 1835, 2174, 2936, 3670, 4348, 5435, 5872, 7340, 8696, 10870, 14680, 17392, 21740, 29360, 43480, 86960, 398929, 797858, 1595716, 1994645, 3191432, 3989290, 6382864, 7978580, 15957160, 31914320]

約数ペア:

[(1, 31914320), (2, 15957160), (4, 7978580), (5, 6382864), (8, 3989290), (10, 3191432), (16, 1994645), (20, 1595716), (40, 797858), (80, 398929), (367, 86960), (734, 43480), (1087, 29360), (1468, 21740), (1835, 17392), (2174, 14680), (2936, 10870), (3670, 8696), (4348, 7340), (5435, 5872)]