19954680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{166289}}^1$

素因数の和:166303

約数の個数: 32

約数和(自身を含む): 59864400

約数和(自身を除く): 39909720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 166289, 332578, 498867, 665156, 831445, 997734, 1330312, 1662890, 1995468, 2494335, 3325780, 3990936, 4988670, 6651560, 9977340, 19954680]

約数ペア:

[(1, 19954680), (2, 9977340), (3, 6651560), (4, 4988670), (5, 3990936), (6, 3325780), (8, 2494335), (10, 1995468), (12, 1662890), (15, 1330312), (20, 997734), (24, 831445), (30, 665156), (40, 498867), (60, 332578), (120, 166289)]