9944140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 21831264

約数和(自身を除く): 11887124

約数列:

[1, 2, 4, 5, 10, 20, 41, 67, 82, 134, 164, 181, 205, 268, 335, 362, 410, 670, 724, 820, 905, 1340, 1810, 2747, 3620, 5494, 7421, 10988, 12127, 13735, 14842, 24254, 27470, 29684, 37105, 48508, 54940, 60635, 74210, 121270, 148420, 242540, 497207, 994414, 1988828, 2486035, 4972070, 9944140]

約数ペア:

[(1, 9944140), (2, 4972070), (4, 2486035), (5, 1988828), (10, 994414), (20, 497207), (41, 242540), (67, 148420), (82, 121270), (134, 74210), (164, 60635), (181, 54940), (205, 48508), (268, 37105), (335, 29684), (362, 27470), (410, 24254), (670, 14842), (724, 13735), (820, 12127), (905, 10988), (1340, 7421), (1810, 5494), (2747, 3620)]