2640764

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2549}}^1$

素因数の和:2597

約数の個数: 24

約数和(自身を含む): 5426400

約数和(自身を除く): 2785636

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 2549, 5098, 10196, 17843, 35686, 71372, 94313, 188626, 377252, 660191, 1320382, 2640764]

約数ペア:

[(1, 2640764), (2, 1320382), (4, 660191), (7, 377252), (14, 188626), (28, 94313), (37, 71372), (74, 35686), (148, 17843), (259, 10196), (518, 5098), (1036, 2549)]