207154360

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{105691}}^1$

素因数の和:105716

約数の個数: 48

約数和(自身を含む): 542199960

約数和(自身を除く): 335045600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 105691, 211382, 422764, 528455, 739837, 845528, 1056910, 1479674, 2113820, 2959348, 3699185, 4227640, 5178859, 5918696, 7398370, 10357718, 14796740, 20715436, 25894295, 29593480, 41430872, 51788590, 103577180, 207154360]

約数ペア:

[(1, 207154360), (2, 103577180), (4, 51788590), (5, 41430872), (7, 29593480), (8, 25894295), (10, 20715436), (14, 14796740), (20, 10357718), (28, 7398370), (35, 5918696), (40, 5178859), (49, 4227640), (56, 3699185), (70, 2959348), (98, 2113820), (140, 1479674), (196, 1056910), (245, 845528), (280, 739837), (392, 528455), (490, 422764), (980, 211382), (1960, 105691)]