28040072

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{206177}}^1$

素因数の和:206200

約数の個数: 16

約数和(自身を含む): 55668060

約数和(自身を除く): 27627988

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 206177, 412354, 824708, 1649416, 3505009, 7010018, 14020036, 28040072]

約数ペア:

[(1, 28040072), (2, 14020036), (4, 7010018), (8, 3505009), (17, 1649416), (34, 824708), (68, 412354), (136, 206177)]