39881960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{34381}}^1$

素因数の和:34421

約数の個数: 32

約数和(自身を含む): 92831400

約数和(自身を除く): 52949440

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 34381, 68762, 137524, 171905, 275048, 343810, 687620, 997049, 1375240, 1994098, 3988196, 4985245, 7976392, 9970490, 19940980, 39881960]

約数ペア:

[(1, 39881960), (2, 19940980), (4, 9970490), (5, 7976392), (8, 4985245), (10, 3988196), (20, 1994098), (29, 1375240), (40, 997049), (58, 687620), (116, 343810), (145, 275048), (232, 171905), (290, 137524), (580, 68762), (1160, 34381)]