64532180

素因数分解:

$2^2\times 5^1\times {\mathrm{919}}^1\times {\mathrm{3511}}^1$

素因数の和:4439

約数の個数: 24

約数和(自身を含む): 135703680

約数和(自身を除く): 71171500

約数列:

[1, 2, 4, 5, 10, 20, 919, 1838, 3511, 3676, 4595, 7022, 9190, 14044, 17555, 18380, 35110, 70220, 3226609, 6453218, 12906436, 16133045, 32266090, 64532180]

約数ペア:

[(1, 64532180), (2, 32266090), (4, 16133045), (5, 12906436), (10, 6453218), (20, 3226609), (919, 70220), (1838, 35110), (3511, 18380), (3676, 17555), (4595, 14044), (7022, 9190)]