20284810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22291}}^1$

素因数の和:22318

約数の個数: 32

約数和(自身を含む): 44940672

約数和(自身を除く): 24655862

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 22291, 44582, 111455, 156037, 222910, 289783, 312074, 579566, 780185, 1448915, 1560370, 2028481, 2897830, 4056962, 10142405, 20284810]

約数ペア:

[(1, 20284810), (2, 10142405), (5, 4056962), (7, 2897830), (10, 2028481), (13, 1560370), (14, 1448915), (26, 780185), (35, 579566), (65, 312074), (70, 289783), (91, 222910), (130, 156037), (182, 111455), (455, 44582), (910, 22291)]