179490020

素因数分解:

$2^2\times 5^1\times {\mathrm{1327}}^1\times {\mathrm{6763}}^1$

素因数の和:8099

約数の個数: 24

約数和(自身を含む): 377268864

約数和(自身を除く): 197778844

約数列:

[1, 2, 4, 5, 10, 20, 1327, 2654, 5308, 6635, 6763, 13270, 13526, 26540, 27052, 33815, 67630, 135260, 8974501, 17949002, 35898004, 44872505, 89745010, 179490020]

約数ペア:

[(1, 179490020), (2, 89745010), (4, 44872505), (5, 35898004), (10, 17949002), (20, 8974501), (1327, 135260), (2654, 67630), (5308, 33815), (6635, 27052), (6763, 26540), (13270, 13526)]