2013657980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{6247}}^1$

素因数の和:6554

約数の個数: 48

約数和(自身を含む): 4307821056

約数和(自身を除く): 2294163076

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 227, 284, 355, 454, 710, 908, 1135, 1420, 2270, 4540, 6247, 12494, 16117, 24988, 31235, 32234, 62470, 64468, 80585, 124940, 161170, 322340, 443537, 887074, 1418069, 1774148, 2217685, 2836138, 4435370, 5672276, 7090345, 8870740, 14180690, 28361380, 100682899, 201365798, 402731596, 503414495, 1006828990, 2013657980]

約数ペア:

[(1, 2013657980), (2, 1006828990), (4, 503414495), (5, 402731596), (10, 201365798), (20, 100682899), (71, 28361380), (142, 14180690), (227, 8870740), (284, 7090345), (355, 5672276), (454, 4435370), (710, 2836138), (908, 2217685), (1135, 1774148), (1420, 1418069), (2270, 887074), (4540, 443537), (6247, 322340), (12494, 161170), (16117, 124940), (24988, 80585), (31235, 64468), (32234, 62470)]