315584080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{563543}}^1$

素因数の和:563563

約数の個数: 40

約数和(自身を含む): 838553472

約数和(自身を除く): 522969392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 563543, 1127086, 2254172, 2817715, 3944801, 4508344, 5635430, 7889602, 9016688, 11270860, 15779204, 19724005, 22541720, 31558408, 39448010, 45083440, 63116816, 78896020, 157792040, 315584080]

約数ペア:

[(1, 315584080), (2, 157792040), (4, 78896020), (5, 63116816), (7, 45083440), (8, 39448010), (10, 31558408), (14, 22541720), (16, 19724005), (20, 15779204), (28, 11270860), (35, 9016688), (40, 7889602), (56, 5635430), (70, 4508344), (80, 3944801), (112, 2817715), (140, 2254172), (280, 1127086), (560, 563543)]