380919260

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{268253}}^1$

素因数の和:268333

約数の個数: 24

約数和(自身を含む): 811200096

約数和(自身を除く): 430280836

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 268253, 536506, 1073012, 1341265, 2682530, 5365060, 19045963, 38091926, 76183852, 95229815, 190459630, 380919260]

約数ペア:

[(1, 380919260), (2, 190459630), (4, 95229815), (5, 76183852), (10, 38091926), (20, 19045963), (71, 5365060), (142, 2682530), (284, 1341265), (355, 1073012), (710, 536506), (1420, 268253)]