29818160

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1873}}^1$

素因数の和:2085

約数の個数: 40

約数和(自身を含む): 69712800

約数和(自身を除く): 39894640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1873, 1990, 3184, 3746, 3980, 7492, 7960, 9365, 14984, 15920, 18730, 29968, 37460, 74920, 149840, 372727, 745454, 1490908, 1863635, 2981816, 3727270, 5963632, 7454540, 14909080, 29818160]

約数ペア:

[(1, 29818160), (2, 14909080), (4, 7454540), (5, 5963632), (8, 3727270), (10, 2981816), (16, 1863635), (20, 1490908), (40, 745454), (80, 372727), (199, 149840), (398, 74920), (796, 37460), (995, 29968), (1592, 18730), (1873, 15920), (1990, 14984), (3184, 9365), (3746, 7960), (3980, 7492)]