17996760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{49991}}^1$

素因数の和:50008

約数の個数: 48

約数和(自身を含む): 58490640

約数和(自身を除く): 40493880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 49991, 99982, 149973, 199964, 249955, 299946, 399928, 449919, 499910, 599892, 749865, 899838, 999820, 1199784, 1499730, 1799676, 1999640, 2249595, 2999460, 3599352, 4499190, 5998920, 8998380, 17996760]

約数ペア:

[(1, 17996760), (2, 8998380), (3, 5998920), (4, 4499190), (5, 3599352), (6, 2999460), (8, 2249595), (9, 1999640), (10, 1799676), (12, 1499730), (15, 1199784), (18, 999820), (20, 899838), (24, 749865), (30, 599892), (36, 499910), (40, 449919), (45, 399928), (60, 299946), (72, 249955), (90, 199964), (120, 149973), (180, 99982), (360, 49991)]