1391640980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2399381}}^1$

素因数の和:2399419

約数の個数: 24

約数和(自身を含む): 3023221320

約数和(自身を除く): 1631580340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 2399381, 4798762, 9597524, 11996905, 23993810, 47987620, 69582049, 139164098, 278328196, 347910245, 695820490, 1391640980]

約数ペア:

[(1, 1391640980), (2, 695820490), (4, 347910245), (5, 278328196), (10, 139164098), (20, 69582049), (29, 47987620), (58, 23993810), (116, 11996905), (145, 9597524), (290, 4798762), (580, 2399381)]