1542560440

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{193789}}^1$

素因数の和:193999

約数の個数: 32

約数和(自身を含む): 3488220000

約数和(自身を除く): 1945659560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 193789, 387578, 775156, 968945, 1550312, 1937890, 3875780, 7751560, 38564011, 77128022, 154256044, 192820055, 308512088, 385640110, 771280220, 1542560440]

約数ペア:

[(1, 1542560440), (2, 771280220), (4, 385640110), (5, 308512088), (8, 192820055), (10, 154256044), (20, 77128022), (40, 38564011), (199, 7751560), (398, 3875780), (796, 1937890), (995, 1550312), (1592, 968945), (1990, 775156), (3980, 387578), (7960, 193789)]