2021001820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1693}}^1\times {\mathrm{3511}}^1$

素因数の和:5230

約数の個数: 48

約数和(自身を含む): 4497691968

約数和(自身を除く): 2476690148

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1693, 3386, 3511, 6772, 7022, 8465, 14044, 16930, 17555, 28781, 33860, 35110, 57562, 59687, 70220, 115124, 119374, 143905, 238748, 287810, 298435, 575620, 596870, 1193740, 5944123, 11888246, 23776492, 29720615, 59441230, 101050091, 118882460, 202100182, 404200364, 505250455, 1010500910, 2021001820]

約数ペア:

[(1, 2021001820), (2, 1010500910), (4, 505250455), (5, 404200364), (10, 202100182), (17, 118882460), (20, 101050091), (34, 59441230), (68, 29720615), (85, 23776492), (170, 11888246), (340, 5944123), (1693, 1193740), (3386, 596870), (3511, 575620), (6772, 298435), (7022, 287810), (8465, 238748), (14044, 143905), (16930, 119374), (17555, 115124), (28781, 70220), (33860, 59687), (35110, 57562)]