201070520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{102587}}^1$

素因数の和:102612

約数の個数: 48

約数和(自身を含む): 526276440

約数和(自身を除く): 325205920

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, 102587, 205174, 410348, 512935, 718109, 820696, 1025870, 1436218, 2051740, 2872436, 3590545, 4103480, 5026763, 5744872, 7181090, 10053526, 14362180, 20107052, 25133815, 28724360, 40214104, 50267630, 100535260, 201070520]

約数ペア:

[(1, 201070520), (2, 100535260), (4, 50267630), (5, 40214104), (7, 28724360), (8, 25133815), (10, 20107052), (14, 14362180), (20, 10053526), (28, 7181090), (35, 5744872), (40, 5026763), (49, 4103480), (56, 3590545), (70, 2872436), (98, 2051740), (140, 1436218), (196, 1025870), (245, 820696), (280, 718109), (392, 512935), (490, 410348), (980, 205174), (1960, 102587)]