20395210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5981}}^1$

素因数の和:6030

約数の個数: 32

約数和(自身を含む): 41347584

約数和(自身を除く): 20952374

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 5981, 11962, 29905, 59810, 65791, 131582, 185411, 328955, 370822, 657910, 927055, 1854110, 2039521, 4079042, 10197605, 20395210]

約数ペア:

[(1, 20395210), (2, 10197605), (5, 4079042), (10, 2039521), (11, 1854110), (22, 927055), (31, 657910), (55, 370822), (62, 328955), (110, 185411), (155, 131582), (310, 65791), (341, 59810), (682, 29905), (1705, 11962), (3410, 5981)]