440063020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1294303}}^1$

素因数の和:1294329

約数の個数: 24

約数和(自身を含む): 978493824

約数和(自身を除く): 538430804

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1294303, 2588606, 5177212, 6471515, 12943030, 22003151, 25886060, 44006302, 88012604, 110015755, 220031510, 440063020]

約数ペア:

[(1, 440063020), (2, 220031510), (4, 110015755), (5, 88012604), (10, 44006302), (17, 25886060), (20, 22003151), (34, 12943030), (68, 6471515), (85, 5177212), (170, 2588606), (340, 1294303)]