422540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:617

約数の個数: 24

約数和(自身を含む): 912912

約数和(自身を除く): 490372

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 571, 740, 1142, 2284, 2855, 5710, 11420, 21127, 42254, 84508, 105635, 211270, 422540]

約数ペア:

[(1, 422540), (2, 211270), (4, 105635), (5, 84508), (10, 42254), (20, 21127), (37, 11420), (74, 5710), (148, 2855), (185, 2284), (370, 1142), (571, 740)]