2428002020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6389479}}^1$

素因数の和:6389507

約数の個数: 24

約数和(自身を含む): 5367163200

約数和(自身を除く): 2939161180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 6389479, 12778958, 25557916, 31947395, 63894790, 121400101, 127789580, 242800202, 485600404, 607000505, 1214001010, 2428002020]

約数ペア:

[(1, 2428002020), (2, 1214001010), (4, 607000505), (5, 485600404), (10, 242800202), (19, 127789580), (20, 121400101), (38, 63894790), (76, 31947395), (95, 25557916), (190, 12778958), (380, 6389479)]