1000780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4549}}^1$

素因数の和:4569

約数の個数: 24

約数和(自身を含む): 2293200

約数和(自身を除く): 1292420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 4549, 9098, 18196, 22745, 45490, 50039, 90980, 100078, 200156, 250195, 500390, 1000780]

約数ペア:

[(1, 1000780), (2, 500390), (4, 250195), (5, 200156), (10, 100078), (11, 90980), (20, 50039), (22, 45490), (44, 22745), (55, 18196), (110, 9098), (220, 4549)]