3891980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11447}}^1$

素因数の和:11473

約数の個数: 24

約数和(自身を含む): 8654688

約数和(自身を除く): 4762708

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 11447, 22894, 45788, 57235, 114470, 194599, 228940, 389198, 778396, 972995, 1945990, 3891980]

約数ペア:

[(1, 3891980), (2, 1945990), (4, 972995), (5, 778396), (10, 389198), (17, 228940), (20, 194599), (34, 114470), (68, 57235), (85, 45788), (170, 22894), (340, 11447)]