15561260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5441}}^1$

素因数の和:5474

約数の個数: 48

約数和(自身を含む): 38398752

約数和(自身を除く): 22837492

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 5441, 10882, 21764, 27205, 54410, 59851, 70733, 108820, 119702, 141466, 239404, 282932, 299255, 353665, 598510, 707330, 778063, 1197020, 1414660, 1556126, 3112252, 3890315, 7780630, 15561260]

約数ペア:

[(1, 15561260), (2, 7780630), (4, 3890315), (5, 3112252), (10, 1556126), (11, 1414660), (13, 1197020), (20, 778063), (22, 707330), (26, 598510), (44, 353665), (52, 299255), (55, 282932), (65, 239404), (110, 141466), (130, 119702), (143, 108820), (220, 70733), (260, 59851), (286, 54410), (572, 27205), (715, 21764), (1430, 10882), (2860, 5441)]