39901860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{221677}}^1$

素因数の和:221692

約数の個数: 36

約数和(自身を含む): 121036188

約数和(自身を除く): 81134328

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 221677, 443354, 665031, 886708, 1108385, 1330062, 1995093, 2216770, 2660124, 3325155, 3990186, 4433540, 6650310, 7980372, 9975465, 13300620, 19950930, 39901860]

約数ペア:

[(1, 39901860), (2, 19950930), (3, 13300620), (4, 9975465), (5, 7980372), (6, 6650310), (9, 4433540), (10, 3990186), (12, 3325155), (15, 2660124), (18, 2216770), (20, 1995093), (30, 1330062), (36, 1108385), (45, 886708), (60, 665031), (90, 443354), (180, 221677)]