30320660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{857}}^1$

素因数の和:956

約数の個数: 48

約数和(自身を含む): 67026960

約数和(自身を除く): 36706300

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 61, 116, 122, 145, 244, 290, 305, 580, 610, 857, 1220, 1714, 1769, 3428, 3538, 4285, 7076, 8570, 8845, 17140, 17690, 24853, 35380, 49706, 52277, 99412, 104554, 124265, 209108, 248530, 261385, 497060, 522770, 1045540, 1516033, 3032066, 6064132, 7580165, 15160330, 30320660]

約数ペア:

[(1, 30320660), (2, 15160330), (4, 7580165), (5, 6064132), (10, 3032066), (20, 1516033), (29, 1045540), (58, 522770), (61, 497060), (116, 261385), (122, 248530), (145, 209108), (244, 124265), (290, 104554), (305, 99412), (580, 52277), (610, 49706), (857, 35380), (1220, 24853), (1714, 17690), (1769, 17140), (3428, 8845), (3538, 8570), (4285, 7076)]