17283980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{123457}}^1$

素因数の和:123473

約数の個数: 24

約数和(自身を含む): 41481888

約数和(自身を除く): 24197908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 123457, 246914, 493828, 617285, 864199, 1234570, 1728398, 2469140, 3456796, 4320995, 8641990, 17283980]

約数ペア:

[(1, 17283980), (2, 8641990), (4, 4320995), (5, 3456796), (7, 2469140), (10, 1728398), (14, 1234570), (20, 864199), (28, 617285), (35, 493828), (70, 246914), (140, 123457)]