20267310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{937}}^1$

素因数の和:1057

約数の個数: 64

約数和(自身を含む): 56189952

約数和(自身を除く): 35922642

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 103, 105, 206, 210, 309, 515, 618, 721, 937, 1030, 1442, 1545, 1874, 2163, 2811, 3090, 3605, 4326, 4685, 5622, 6559, 7210, 9370, 10815, 13118, 14055, 19677, 21630, 28110, 32795, 39354, 65590, 96511, 98385, 193022, 196770, 289533, 482555, 579066, 675577, 965110, 1351154, 1447665, 2026731, 2895330, 3377885, 4053462, 6755770, 10133655, 20267310]

約数ペア:

[(1, 20267310), (2, 10133655), (3, 6755770), (5, 4053462), (6, 3377885), (7, 2895330), (10, 2026731), (14, 1447665), (15, 1351154), (21, 965110), (30, 675577), (35, 579066), (42, 482555), (70, 289533), (103, 196770), (105, 193022), (206, 98385), (210, 96511), (309, 65590), (515, 39354), (618, 32795), (721, 28110), (937, 21630), (1030, 19677), (1442, 14055), (1545, 13118), (1874, 10815), (2163, 9370), (2811, 7210), (3090, 6559), (3605, 5622), (4326, 4685)]