8137740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10433}}^1$

素因数の和:10458

約数の個数: 48

約数和(自身を含む): 24540768

約数和(自身を除く): 16403028

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, 10433, 20866, 31299, 41732, 52165, 62598, 104330, 125196, 135629, 156495, 208660, 271258, 312990, 406887, 542516, 625980, 678145, 813774, 1356290, 1627548, 2034435, 2712580, 4068870, 8137740]

約数ペア:

[(1, 8137740), (2, 4068870), (3, 2712580), (4, 2034435), (5, 1627548), (6, 1356290), (10, 813774), (12, 678145), (13, 625980), (15, 542516), (20, 406887), (26, 312990), (30, 271258), (39, 208660), (52, 156495), (60, 135629), (65, 125196), (78, 104330), (130, 62598), (156, 52165), (195, 41732), (260, 31299), (390, 20866), (780, 10433)]