28728940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{46337}}^1$

素因数の和:46377

約数の個数: 24

約数和(自身を含む): 62278272

約数和(自身を除く): 33549332

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 46337, 92674, 185348, 231685, 463370, 926740, 1436447, 2872894, 5745788, 7182235, 14364470, 28728940]

約数ペア:

[(1, 28728940), (2, 14364470), (4, 7182235), (5, 5745788), (10, 2872894), (20, 1436447), (31, 926740), (62, 463370), (124, 231685), (155, 185348), (310, 92674), (620, 46337)]