66994940

素因数分解:

$2^2\times 5^1\times {\mathrm{911}}^1\times {\mathrm{3677}}^1$

素因数の和:4597

約数の個数: 24

約数和(自身を含む): 140882112

約数和(自身を除く): 73887172

約数列:

[1, 2, 4, 5, 10, 20, 911, 1822, 3644, 3677, 4555, 7354, 9110, 14708, 18220, 18385, 36770, 73540, 3349747, 6699494, 13398988, 16748735, 33497470, 66994940]

約数ペア:

[(1, 66994940), (2, 33497470), (4, 16748735), (5, 13398988), (10, 6699494), (20, 3349747), (911, 73540), (1822, 36770), (3644, 18385), (3677, 18220), (4555, 14708), (7354, 9110)]