20164055780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{911}}^1\times {\mathrm{100609}}^1$

素因数の和:101540

約数の個数: 48

約数和(自身を含む): 46245185280

約数和(自身を除く): 26081129500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 911, 1822, 3644, 4555, 9110, 10021, 18220, 20042, 40084, 50105, 100210, 100609, 200420, 201218, 402436, 503045, 1006090, 1106699, 2012180, 2213398, 4426796, 5533495, 11066990, 22133980, 91654799, 183309598, 366619196, 458273995, 916547990, 1008202789, 1833095980, 2016405578, 4032811156, 5041013945, 10082027890, 20164055780]

約数ペア:

[(1, 20164055780), (2, 10082027890), (4, 5041013945), (5, 4032811156), (10, 2016405578), (11, 1833095980), (20, 1008202789), (22, 916547990), (44, 458273995), (55, 366619196), (110, 183309598), (220, 91654799), (911, 22133980), (1822, 11066990), (3644, 5533495), (4555, 4426796), (9110, 2213398), (10021, 2012180), (18220, 1106699), (20042, 1006090), (40084, 503045), (50105, 402436), (100210, 201218), (100609, 200420)]