54438740

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{16699}}^1$

素因数の和:16871

約数の個数: 24

約数和(自身を含む): 115029600

約数和(自身を除く): 60590860

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 16699, 33398, 66796, 83495, 166990, 333980, 2721937, 5443874, 10887748, 13609685, 27219370, 54438740]

約数ペア:

[(1, 54438740), (2, 27219370), (4, 13609685), (5, 10887748), (10, 5443874), (20, 2721937), (163, 333980), (326, 166990), (652, 83495), (815, 66796), (1630, 33398), (3260, 16699)]