1387661020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2392519}}^1$

素因数の和:2392557

約数の個数: 24

約数和(自身を含む): 3014575200

約数和(自身を除く): 1626914180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 2392519, 4785038, 9570076, 11962595, 23925190, 47850380, 69383051, 138766102, 277532204, 346915255, 693830510, 1387661020]

約数ペア:

[(1, 1387661020), (2, 693830510), (4, 346915255), (5, 277532204), (10, 138766102), (20, 69383051), (29, 47850380), (58, 23925190), (116, 11962595), (145, 9570076), (290, 4785038), (580, 2392519)]