69871220

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{47857}}^1$

素因数の和:47939

約数の個数: 24

約数和(自身を含む): 148742664

約数和(自身を除く): 78871444

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 47857, 95714, 191428, 239285, 478570, 957140, 3493561, 6987122, 13974244, 17467805, 34935610, 69871220]

約数ペア:

[(1, 69871220), (2, 34935610), (4, 17467805), (5, 13974244), (10, 6987122), (20, 3493561), (73, 957140), (146, 478570), (292, 239285), (365, 191428), (730, 95714), (1460, 47857)]