445304980

素因数分解:

$2^2\times 5^1\times {\mathrm{1429}}^1\times {\mathrm{15581}}^1$

素因数の和:17019

約数の個数: 24

約数和(自身を含む): 935854920

約数和(自身を除く): 490549940

約数列:

[1, 2, 4, 5, 10, 20, 1429, 2858, 5716, 7145, 14290, 15581, 28580, 31162, 62324, 77905, 155810, 311620, 22265249, 44530498, 89060996, 111326245, 222652490, 445304980]

約数ペア:

[(1, 445304980), (2, 222652490), (4, 111326245), (5, 89060996), (10, 44530498), (20, 22265249), (1429, 311620), (2858, 155810), (5716, 77905), (7145, 62324), (14290, 31162), (15581, 28580)]