15340820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{677}}^1$

素因数の和:800

約数の個数: 48

約数和(自身を含む): 35538048

約数和(自身を除く): 20197228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 103, 110, 206, 220, 412, 515, 677, 1030, 1133, 1354, 2060, 2266, 2708, 3385, 4532, 5665, 6770, 7447, 11330, 13540, 14894, 22660, 29788, 37235, 69731, 74470, 139462, 148940, 278924, 348655, 697310, 767041, 1394620, 1534082, 3068164, 3835205, 7670410, 15340820]

約数ペア:

[(1, 15340820), (2, 7670410), (4, 3835205), (5, 3068164), (10, 1534082), (11, 1394620), (20, 767041), (22, 697310), (44, 348655), (55, 278924), (103, 148940), (110, 139462), (206, 74470), (220, 69731), (412, 37235), (515, 29788), (677, 22660), (1030, 14894), (1133, 13540), (1354, 11330), (2060, 7447), (2266, 6770), (2708, 5665), (3385, 4532)]