520050980

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{136139}}^1$

素因数の和:136339

約数の個数: 24

約数和(自身を含む): 1097832960

約数和(自身を除く): 577781980

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 136139, 272278, 544556, 680695, 1361390, 2722780, 26002549, 52005098, 104010196, 130012745, 260025490, 520050980]

約数ペア:

[(1, 520050980), (2, 260025490), (4, 130012745), (5, 104010196), (10, 52005098), (20, 26002549), (191, 2722780), (382, 1361390), (764, 680695), (955, 544556), (1910, 272278), (3820, 136139)]