426980

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{577}}^1$

素因数の和:623

約数の個数: 24

約数和(自身を含む): 922488

約数和(自身を除く): 495508

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 577, 740, 1154, 2308, 2885, 5770, 11540, 21349, 42698, 85396, 106745, 213490, 426980]

約数ペア:

[(1, 426980), (2, 213490), (4, 106745), (5, 85396), (10, 42698), (20, 21349), (37, 11540), (74, 5770), (148, 2885), (185, 2308), (370, 1154), (577, 740)]