538669240

素因数分解:

$2^3\times 5^1\times {\mathrm{1451}}^1\times {\mathrm{9281}}^1$

素因数の和:10743

約数の個数: 32

約数和(自身を含む): 1212971760

約数和(自身を除く): 674302520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1451, 2902, 5804, 7255, 9281, 11608, 14510, 18562, 29020, 37124, 46405, 58040, 74248, 92810, 185620, 371240, 13466731, 26933462, 53866924, 67333655, 107733848, 134667310, 269334620, 538669240]

約数ペア:

[(1, 538669240), (2, 269334620), (4, 134667310), (5, 107733848), (8, 67333655), (10, 53866924), (20, 26933462), (40, 13466731), (1451, 371240), (2902, 185620), (5804, 92810), (7255, 74248), (9281, 58040), (11608, 46405), (14510, 37124), (18562, 29020)]