9990840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83257}}^1$

素因数の和:83271

約数の個数: 32

約数和(自身を含む): 29972880

約数和(自身を除く): 19982040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 83257, 166514, 249771, 333028, 416285, 499542, 666056, 832570, 999084, 1248855, 1665140, 1998168, 2497710, 3330280, 4995420, 9990840]

約数ペア:

[(1, 9990840), (2, 4995420), (3, 3330280), (4, 2497710), (5, 1998168), (6, 1665140), (8, 1248855), (10, 999084), (12, 832570), (15, 666056), (20, 499542), (24, 416285), (30, 333028), (40, 249771), (60, 166514), (120, 83257)]