20019374910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{680237}}^1$

素因数の和:680362

約数の個数: 64

約数和(自身を含む): 53874849600

約数和(自身を除く): 33855474690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 109, 135, 218, 270, 327, 545, 654, 981, 1090, 1635, 1962, 2943, 3270, 4905, 5886, 9810, 14715, 29430, 680237, 1360474, 2040711, 3401185, 4081422, 6122133, 6802370, 10203555, 12244266, 18366399, 20407110, 30610665, 36732798, 61221330, 74145833, 91831995, 148291666, 183663990, 222437499, 370729165, 444874998, 667312497, 741458330, 1112187495, 1334624994, 2001937491, 2224374990, 3336562485, 4003874982, 6673124970, 10009687455, 20019374910]

約数ペア:

[(1, 20019374910), (2, 10009687455), (3, 6673124970), (5, 4003874982), (6, 3336562485), (9, 2224374990), (10, 2001937491), (15, 1334624994), (18, 1112187495), (27, 741458330), (30, 667312497), (45, 444874998), (54, 370729165), (90, 222437499), (109, 183663990), (135, 148291666), (218, 91831995), (270, 74145833), (327, 61221330), (545, 36732798), (654, 30610665), (981, 20407110), (1090, 18366399), (1635, 12244266), (1962, 10203555), (2943, 6802370), (3270, 6122133), (4905, 4081422), (5886, 3401185), (9810, 2040711), (14715, 1360474), (29430, 680237)]