20172730865

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{33457}}^1$

素因数の和:33606

約数の個数: 48

約数和(自身を含む): 29659312512

約数和(自身を除く): 9486581647

約数列:

[1, 5, 7, 23, 35, 49, 107, 115, 161, 245, 535, 749, 805, 1127, 2461, 3745, 5243, 5635, 12305, 17227, 26215, 33457, 86135, 120589, 167285, 234199, 602945, 769511, 1170995, 1639393, 3579899, 3847555, 5386577, 8196965, 17899495, 25059293, 26932885, 37706039, 82337677, 125296465, 175415051, 188530195, 411688385, 576363739, 877075255, 2881818695, 4034546173, 20172730865]

約数ペア:

[(1, 20172730865), (5, 4034546173), (7, 2881818695), (23, 877075255), (35, 576363739), (49, 411688385), (107, 188530195), (115, 175415051), (161, 125296465), (245, 82337677), (535, 37706039), (749, 26932885), (805, 25059293), (1127, 17899495), (2461, 8196965), (3745, 5386577), (5243, 3847555), (5635, 3579899), (12305, 1639393), (17227, 1170995), (26215, 769511), (33457, 602945), (86135, 234199), (120589, 167285)]