1011640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{3613}}^1$

素因数の和:3631

約数の個数: 32

約数和(自身を含む): 2602080

約数和(自身を除く): 1590440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 3613, 7226, 14452, 18065, 25291, 28904, 36130, 50582, 72260, 101164, 126455, 144520, 202328, 252910, 505820, 1011640]

約数ペア:

[(1, 1011640), (2, 505820), (4, 252910), (5, 202328), (7, 144520), (8, 126455), (10, 101164), (14, 72260), (20, 50582), (28, 36130), (35, 28904), (40, 25291), (56, 18065), (70, 14452), (140, 7226), (280, 3613)]