38438680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1283}}^1$

素因数の和:1408

約数の個数: 64

約数和(自身を含む): 99843840

約数和(自身を除く): 61405160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 107, 140, 214, 280, 428, 535, 749, 856, 1070, 1283, 1498, 2140, 2566, 2996, 3745, 4280, 5132, 5992, 6415, 7490, 8981, 10264, 12830, 14980, 17962, 25660, 29960, 35924, 44905, 51320, 71848, 89810, 137281, 179620, 274562, 359240, 549124, 686405, 960967, 1098248, 1372810, 1921934, 2745620, 3843868, 4804835, 5491240, 7687736, 9609670, 19219340, 38438680]

約数ペア:

[(1, 38438680), (2, 19219340), (4, 9609670), (5, 7687736), (7, 5491240), (8, 4804835), (10, 3843868), (14, 2745620), (20, 1921934), (28, 1372810), (35, 1098248), (40, 960967), (56, 686405), (70, 549124), (107, 359240), (140, 274562), (214, 179620), (280, 137281), (428, 89810), (535, 71848), (749, 51320), (856, 44905), (1070, 35924), (1283, 29960), (1498, 25660), (2140, 17962), (2566, 14980), (2996, 12830), (3745, 10264), (4280, 8981), (5132, 7490), (5992, 6415)]