20171009980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5119}}^1\times {\mathrm{17911}}^1$

素因数の和:23050

約数の個数: 48

約数和(自身を含む): 46221557760

約数和(自身を除く): 26050547780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 5119, 10238, 17911, 20476, 25595, 35822, 51190, 56309, 71644, 89555, 102380, 112618, 179110, 197021, 225236, 281545, 358220, 394042, 563090, 788084, 985105, 1126180, 1970210, 3940420, 91686409, 183372818, 366745636, 458432045, 916864090, 1008550499, 1833728180, 2017100998, 4034201996, 5042752495, 10085504990, 20171009980]

約数ペア:

[(1, 20171009980), (2, 10085504990), (4, 5042752495), (5, 4034201996), (10, 2017100998), (11, 1833728180), (20, 1008550499), (22, 916864090), (44, 458432045), (55, 366745636), (110, 183372818), (220, 91686409), (5119, 3940420), (10238, 1970210), (17911, 1126180), (20476, 985105), (25595, 788084), (35822, 563090), (51190, 394042), (56309, 358220), (71644, 281545), (89555, 225236), (102380, 197021), (112618, 179110)]