1425640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1229}}^1$

素因数の和:1269

約数の個数: 32

約数和(自身を含む): 3321000

約数和(自身を除く): 1895360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 1229, 2458, 4916, 6145, 9832, 12290, 24580, 35641, 49160, 71282, 142564, 178205, 285128, 356410, 712820, 1425640]

約数ペア:

[(1, 1425640), (2, 712820), (4, 356410), (5, 285128), (8, 178205), (10, 142564), (20, 71282), (29, 49160), (40, 35641), (58, 24580), (116, 12290), (145, 9832), (232, 6145), (290, 4916), (580, 2458), (1160, 1229)]