1929403960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4385009}}^1$

素因数の和:4385031

約数の個数: 32

約数和(自身を含む): 4735810800

約数和(自身を除く): 2806406840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4385009, 8770018, 17540036, 21925045, 35080072, 43850090, 48235099, 87700180, 96470198, 175400360, 192940396, 241175495, 385880792, 482350990, 964701980, 1929403960]

約数ペア:

[(1, 1929403960), (2, 964701980), (4, 482350990), (5, 385880792), (8, 241175495), (10, 192940396), (11, 175400360), (20, 96470198), (22, 87700180), (40, 48235099), (44, 43850090), (55, 35080072), (88, 21925045), (110, 17540036), (220, 8770018), (440, 4385009)]