1622660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^2$

素因数の和:180

約数の個数: 36

約数和(自身を含む): 3716748

約数和(自身を除く): 2094088

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 4108, 5135, 6241, 10270, 12482, 20540, 24964, 31205, 62410, 81133, 124820, 162266, 324532, 405665, 811330, 1622660]

約数ペア:

[(1, 1622660), (2, 811330), (4, 405665), (5, 324532), (10, 162266), (13, 124820), (20, 81133), (26, 62410), (52, 31205), (65, 24964), (79, 20540), (130, 12482), (158, 10270), (260, 6241), (316, 5135), (395, 4108), (790, 2054), (1027, 1580)]