8861740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 19432224

約数和(自身を除く): 10570484

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 101, 107, 164, 202, 205, 214, 404, 410, 428, 505, 535, 820, 1010, 1070, 2020, 2140, 4141, 4387, 8282, 8774, 10807, 16564, 17548, 20705, 21614, 21935, 41410, 43228, 43870, 54035, 82820, 87740, 108070, 216140, 443087, 886174, 1772348, 2215435, 4430870, 8861740]

約数ペア:

[(1, 8861740), (2, 4430870), (4, 2215435), (5, 1772348), (10, 886174), (20, 443087), (41, 216140), (82, 108070), (101, 87740), (107, 82820), (164, 54035), (202, 43870), (205, 43228), (214, 41410), (404, 21935), (410, 21614), (428, 20705), (505, 17548), (535, 16564), (820, 10807), (1010, 8774), (1070, 8282), (2020, 4387), (2140, 4141)]