2084121680

素因数分解:

$2^4\times 5^1\times {\mathrm{26051521}}^1$

素因数の和:26051534

約数の個数: 20

約数和(自身を含む): 4845583092

約数和(自身を除く): 2761461412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 26051521, 52103042, 104206084, 130257605, 208412168, 260515210, 416824336, 521030420, 1042060840, 2084121680]

約数ペア:

[(1, 2084121680), (2, 1042060840), (4, 521030420), (5, 416824336), (8, 260515210), (10, 208412168), (16, 130257605), (20, 104206084), (40, 52103042), (80, 26051521)]