4239140

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2683}}^1$

素因数の和:2771

約数の個数: 24

約数和(自身を含む): 9018240

約数和(自身を除く): 4779100

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 2683, 5366, 10732, 13415, 26830, 53660, 211957, 423914, 847828, 1059785, 2119570, 4239140]

約数ペア:

[(1, 4239140), (2, 2119570), (4, 1059785), (5, 847828), (10, 423914), (20, 211957), (79, 53660), (158, 26830), (316, 13415), (395, 10732), (790, 5366), (1580, 2683)]