338093240

素因数分解:

$2^3\times 5^1\times {\mathrm{2539}}^1\times {\mathrm{3329}}^1$

素因数の和:5879

約数の個数: 32

約数和(自身を含む): 761238000

約数和(自身を除く): 423144760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2539, 3329, 5078, 6658, 10156, 12695, 13316, 16645, 20312, 25390, 26632, 33290, 50780, 66580, 101560, 133160, 8452331, 16904662, 33809324, 42261655, 67618648, 84523310, 169046620, 338093240]

約数ペア:

[(1, 338093240), (2, 169046620), (4, 84523310), (5, 67618648), (8, 42261655), (10, 33809324), (20, 16904662), (40, 8452331), (2539, 133160), (3329, 101560), (5078, 66580), (6658, 50780), (10156, 33290), (12695, 26632), (13316, 25390), (16645, 20312)]