9887820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{739}}^1$

素因数の和:974

約数の個数: 48

約数和(自身を含む): 27847680

約数和(自身を除く): 17959860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 223, 446, 669, 739, 892, 1115, 1338, 1478, 2217, 2230, 2676, 2956, 3345, 3695, 4434, 4460, 6690, 7390, 8868, 11085, 13380, 14780, 22170, 44340, 164797, 329594, 494391, 659188, 823985, 988782, 1647970, 1977564, 2471955, 3295940, 4943910, 9887820]

約数ペア:

[(1, 9887820), (2, 4943910), (3, 3295940), (4, 2471955), (5, 1977564), (6, 1647970), (10, 988782), (12, 823985), (15, 659188), (20, 494391), (30, 329594), (60, 164797), (223, 44340), (446, 22170), (669, 14780), (739, 13380), (892, 11085), (1115, 8868), (1338, 7390), (1478, 6690), (2217, 4460), (2230, 4434), (2676, 3695), (2956, 3345)]