693759820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2668307}}^1$

素因数の和:2668329

約数の個数: 24

約数和(自身を含む): 1568965104

約数和(自身を除く): 875205284

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2668307, 5336614, 10673228, 13341535, 26683070, 34687991, 53366140, 69375982, 138751964, 173439955, 346879910, 693759820]

約数ペア:

[(1, 693759820), (2, 346879910), (4, 173439955), (5, 138751964), (10, 69375982), (13, 53366140), (20, 34687991), (26, 26683070), (52, 13341535), (65, 10673228), (130, 5336614), (260, 2668307)]