71740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:237

約数の個数: 24

約数和(自身を含む): 160272

約数和(自身を除く): 88532

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 211, 340, 422, 844, 1055, 2110, 3587, 4220, 7174, 14348, 17935, 35870, 71740]

約数ペア:

[(1, 71740), (2, 35870), (4, 17935), (5, 14348), (10, 7174), (17, 4220), (20, 3587), (34, 2110), (68, 1055), (85, 844), (170, 422), (211, 340)]