200401540

素因数分解:

$2^2\times 5^1\times {\mathrm{1637}}^1\times {\mathrm{6121}}^1$

素因数の和:7767

約数の個数: 24

約数和(自身を含む): 421169112

約数和(自身を除く): 220767572

約数列:

[1, 2, 4, 5, 10, 20, 1637, 3274, 6121, 6548, 8185, 12242, 16370, 24484, 30605, 32740, 61210, 122420, 10020077, 20040154, 40080308, 50100385, 100200770, 200401540]

約数ペア:

[(1, 200401540), (2, 100200770), (4, 50100385), (5, 40080308), (10, 20040154), (20, 10020077), (1637, 122420), (3274, 61210), (6121, 32740), (6548, 30605), (8185, 24484), (12242, 16370)]