8614580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1949}}^1$

素因数の和:1988

約数の個数: 48

約数和(自身を含む): 20638800

約数和(自身を除く): 12024220

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 1949, 2210, 3898, 4420, 7796, 9745, 19490, 25337, 33133, 38980, 50674, 66266, 101348, 126685, 132532, 165665, 253370, 331330, 430729, 506740, 662660, 861458, 1722916, 2153645, 4307290, 8614580]

約数ペア:

[(1, 8614580), (2, 4307290), (4, 2153645), (5, 1722916), (10, 861458), (13, 662660), (17, 506740), (20, 430729), (26, 331330), (34, 253370), (52, 165665), (65, 132532), (68, 126685), (85, 101348), (130, 66266), (170, 50674), (221, 38980), (260, 33133), (340, 25337), (442, 19490), (884, 9745), (1105, 7796), (1949, 4420), (2210, 3898)]