28164740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{45427}}^1$

素因数の和:45467

約数の個数: 24

約数和(自身を含む): 61055232

約数和(自身を除く): 32890492

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 45427, 90854, 181708, 227135, 454270, 908540, 1408237, 2816474, 5632948, 7041185, 14082370, 28164740]

約数ペア:

[(1, 28164740), (2, 14082370), (4, 7041185), (5, 5632948), (10, 2816474), (20, 1408237), (31, 908540), (62, 454270), (124, 227135), (155, 181708), (310, 90854), (620, 45427)]