6461780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{857}}^1$

素因数の和:908

約数の個数: 48

約数和(自身を含む): 15135120

約数和(自身を除く): 8673340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 857, 1508, 1714, 1885, 3428, 3770, 4285, 7540, 8570, 11141, 17140, 22282, 24853, 44564, 49706, 55705, 99412, 111410, 124265, 222820, 248530, 323089, 497060, 646178, 1292356, 1615445, 3230890, 6461780]

約数ペア:

[(1, 6461780), (2, 3230890), (4, 1615445), (5, 1292356), (10, 646178), (13, 497060), (20, 323089), (26, 248530), (29, 222820), (52, 124265), (58, 111410), (65, 99412), (116, 55705), (130, 49706), (145, 44564), (260, 24853), (290, 22282), (377, 17140), (580, 11141), (754, 8570), (857, 7540), (1508, 4285), (1714, 3770), (1885, 3428)]