15662660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{563}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 35816256

約数和(自身を除く): 20153596

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 214, 260, 428, 535, 563, 1070, 1126, 1391, 2140, 2252, 2782, 2815, 5564, 5630, 6955, 7319, 11260, 13910, 14638, 27820, 29276, 36595, 60241, 73190, 120482, 146380, 240964, 301205, 602410, 783133, 1204820, 1566266, 3132532, 3915665, 7831330, 15662660]

約数ペア:

[(1, 15662660), (2, 7831330), (4, 3915665), (5, 3132532), (10, 1566266), (13, 1204820), (20, 783133), (26, 602410), (52, 301205), (65, 240964), (107, 146380), (130, 120482), (214, 73190), (260, 60241), (428, 36595), (535, 29276), (563, 27820), (1070, 14638), (1126, 13910), (1391, 11260), (2140, 7319), (2252, 6955), (2782, 5630), (2815, 5564)]