8647860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11087}}^1$

素因数の和:11112

約数の個数: 48

約数和(自身を含む): 26078976

約数和(自身を除く): 17431116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 11087, 22174, 33261, 44348, 55435, 66522, 110870, 133044, 144131, 166305, 221740, 288262, 332610, 432393, 576524, 665220, 720655, 864786, 1441310, 1729572, 2161965, 2882620, 4323930, 8647860]

約数ペア:

[(1, 8647860), (2, 4323930), (3, 2882620), (4, 2161965), (5, 1729572), (6, 1441310), (10, 864786), (12, 720655), (13, 665220), (15, 576524), (20, 432393), (26, 332610), (30, 288262), (39, 221740), (52, 166305), (60, 144131), (65, 133044), (78, 110870), (130, 66522), (156, 55435), (195, 44348), (260, 33261), (390, 22174), (780, 11087)]