9992804980

素因数分解:

$2^2\times 5^1\times {\mathrm{1103}}^1\times {\mathrm{452983}}^1$

素因数の和:454095

約数の個数: 24

約数和(自身を含む): 21003962112

約数和(自身を除く): 11011157132

約数列:

[1, 2, 4, 5, 10, 20, 1103, 2206, 4412, 5515, 11030, 22060, 452983, 905966, 1811932, 2264915, 4529830, 9059660, 499640249, 999280498, 1998560996, 2498201245, 4996402490, 9992804980]

約数ペア:

[(1, 9992804980), (2, 4996402490), (4, 2498201245), (5, 1998560996), (10, 999280498), (20, 499640249), (1103, 9059660), (2206, 4529830), (4412, 2264915), (5515, 1811932), (11030, 905966), (22060, 452983)]