23131640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{82613}}^1$

素因数の和:82631

約数の個数: 32

約数和(自身を含む): 59482080

約数和(自身を除く): 36350440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 82613, 165226, 330452, 413065, 578291, 660904, 826130, 1156582, 1652260, 2313164, 2891455, 3304520, 4626328, 5782910, 11565820, 23131640]

約数ペア:

[(1, 23131640), (2, 11565820), (4, 5782910), (5, 4626328), (7, 3304520), (8, 2891455), (10, 2313164), (14, 1652260), (20, 1156582), (28, 826130), (35, 660904), (40, 578291), (56, 413065), (70, 330452), (140, 165226), (280, 82613)]