1220460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{20341}}^1$

素因数の和:20353

約数の個数: 24

約数和(自身を含む): 3417456

約数和(自身を除く): 2196996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 20341, 40682, 61023, 81364, 101705, 122046, 203410, 244092, 305115, 406820, 610230, 1220460]

約数ペア:

[(1, 1220460), (2, 610230), (3, 406820), (4, 305115), (5, 244092), (6, 203410), (10, 122046), (12, 101705), (15, 81364), (20, 61023), (30, 40682), (60, 20341)]