187839980

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{24781}}^1$

素因数の和:25169

約数の個数: 24

約数和(自身を含む): 395520720

約数和(自身を除く): 207680740

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 3790, 7580, 24781, 49562, 99124, 123905, 247810, 495620, 9391999, 18783998, 37567996, 46959995, 93919990, 187839980]

約数ペア:

[(1, 187839980), (2, 93919990), (4, 46959995), (5, 37567996), (10, 18783998), (20, 9391999), (379, 495620), (758, 247810), (1516, 123905), (1895, 99124), (3790, 49562), (7580, 24781)]