9878020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1709}}^1$

素因数の和:1752

約数の個数: 36

約数和(自身を含む): 22048740

約数和(自身を除く): 12170720

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 1709, 2890, 3418, 5780, 6836, 8545, 17090, 29053, 34180, 58106, 116212, 145265, 290530, 493901, 581060, 987802, 1975604, 2469505, 4939010, 9878020]

約数ペア:

[(1, 9878020), (2, 4939010), (4, 2469505), (5, 1975604), (10, 987802), (17, 581060), (20, 493901), (34, 290530), (68, 145265), (85, 116212), (170, 58106), (289, 34180), (340, 29053), (578, 17090), (1156, 8545), (1445, 6836), (1709, 5780), (2890, 3418)]