9148780

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{7499}}^1$

素因数の和:7569

約数の個数: 24

約数和(自身を含む): 19530000

約数和(自身を除く): 10381220

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 7499, 14998, 29996, 37495, 74990, 149980, 457439, 914878, 1829756, 2287195, 4574390, 9148780]

約数ペア:

[(1, 9148780), (2, 4574390), (4, 2287195), (5, 1829756), (10, 914878), (20, 457439), (61, 149980), (122, 74990), (244, 37495), (305, 29996), (610, 14998), (1220, 7499)]