9715240

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2729}}^1$

素因数の和:2829

約数の個数: 32

約数和(自身を含む): 22113000

約数和(自身を除く): 12397760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 2729, 3560, 5458, 10916, 13645, 21832, 27290, 54580, 109160, 242881, 485762, 971524, 1214405, 1943048, 2428810, 4857620, 9715240]

約数ペア:

[(1, 9715240), (2, 4857620), (4, 2428810), (5, 1943048), (8, 1214405), (10, 971524), (20, 485762), (40, 242881), (89, 109160), (178, 54580), (356, 27290), (445, 21832), (712, 13645), (890, 10916), (1780, 5458), (2729, 3560)]