396906920

素因数分解:

$2^3\times 5^1\times {\mathrm{1693}}^1\times {\mathrm{5861}}^1$

素因数の和:7565

約数の個数: 32

約数和(自身を含む): 893720520

約数和(自身を除く): 496813600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1693, 3386, 5861, 6772, 8465, 11722, 13544, 16930, 23444, 29305, 33860, 46888, 58610, 67720, 117220, 234440, 9922673, 19845346, 39690692, 49613365, 79381384, 99226730, 198453460, 396906920]

約数ペア:

[(1, 396906920), (2, 198453460), (4, 99226730), (5, 79381384), (8, 49613365), (10, 39690692), (20, 19845346), (40, 9922673), (1693, 234440), (3386, 117220), (5861, 67720), (6772, 58610), (8465, 46888), (11722, 33860), (13544, 29305), (16930, 23444)]