559540

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 1190952

約数和(自身を除く): 631412

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 277, 404, 505, 554, 1010, 1108, 1385, 2020, 2770, 5540, 27977, 55954, 111908, 139885, 279770, 559540]

約数ペア:

[(1, 559540), (2, 279770), (4, 139885), (5, 111908), (10, 55954), (20, 27977), (101, 5540), (202, 2770), (277, 2020), (404, 1385), (505, 1108), (554, 1010)]