18151280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{32413}}^1$

素因数の和:32433

約数の個数: 40

約数和(自身を含む): 48232032

約数和(自身を除く): 30080752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 32413, 64826, 129652, 162065, 226891, 259304, 324130, 453782, 518608, 648260, 907564, 1134455, 1296520, 1815128, 2268910, 2593040, 3630256, 4537820, 9075640, 18151280]

約数ペア:

[(1, 18151280), (2, 9075640), (4, 4537820), (5, 3630256), (7, 2593040), (8, 2268910), (10, 1815128), (14, 1296520), (16, 1134455), (20, 907564), (28, 648260), (35, 518608), (40, 453782), (56, 324130), (70, 259304), (80, 226891), (112, 162065), (140, 129652), (280, 64826), (560, 32413)]