20455410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{2221}}^1$

素因数の和:2538

約数の個数: 32

約数和(自身を含む): 49275072

約数和(自身を除く): 28819662

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 307, 614, 921, 1535, 1842, 2221, 3070, 4442, 4605, 6663, 9210, 11105, 13326, 22210, 33315, 66630, 681847, 1363694, 2045541, 3409235, 4091082, 6818470, 10227705, 20455410]

約数ペア:

[(1, 20455410), (2, 10227705), (3, 6818470), (5, 4091082), (6, 3409235), (10, 2045541), (15, 1363694), (30, 681847), (307, 66630), (614, 33315), (921, 22210), (1535, 13326), (1842, 11105), (2221, 9210), (3070, 6663), (4442, 4605)]