8964080

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1259}}^1$

素因数の和:1361

約数の個数: 40

約数和(自身を含む): 21092400

約数和(自身を除く): 12128320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1259, 1424, 1780, 2518, 3560, 5036, 6295, 7120, 10072, 12590, 20144, 25180, 50360, 100720, 112051, 224102, 448204, 560255, 896408, 1120510, 1792816, 2241020, 4482040, 8964080]

約数ペア:

[(1, 8964080), (2, 4482040), (4, 2241020), (5, 1792816), (8, 1120510), (10, 896408), (16, 560255), (20, 448204), (40, 224102), (80, 112051), (89, 100720), (178, 50360), (356, 25180), (445, 20144), (712, 12590), (890, 10072), (1259, 7120), (1424, 6295), (1780, 5036), (2518, 3560)]