242570980

素因数分解:

$2^2\times 5^1\times {\mathrm{941}}^1\times {\mathrm{12889}}^1$

素因数の和:13839

約数の個数: 24

約数和(自身を含む): 509979960

約数和(自身を除く): 267408980

約数列:

[1, 2, 4, 5, 10, 20, 941, 1882, 3764, 4705, 9410, 12889, 18820, 25778, 51556, 64445, 128890, 257780, 12128549, 24257098, 48514196, 60642745, 121285490, 242570980]

約数ペア:

[(1, 242570980), (2, 121285490), (4, 60642745), (5, 48514196), (10, 24257098), (20, 12128549), (941, 257780), (1882, 128890), (3764, 64445), (4705, 51556), (9410, 25778), (12889, 18820)]