197907040

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{65101}}^1$

素因数の和:65135

約数の個数: 48

約数和(自身を含む): 492171120

約数和(自身を除く): 294264080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 65101, 130202, 260404, 325505, 520808, 651010, 1041616, 1236919, 1302020, 2083232, 2473838, 2604040, 4947676, 5208080, 6184595, 9895352, 10416160, 12369190, 19790704, 24738380, 39581408, 49476760, 98953520, 197907040]

約数ペア:

[(1, 197907040), (2, 98953520), (4, 49476760), (5, 39581408), (8, 24738380), (10, 19790704), (16, 12369190), (19, 10416160), (20, 9895352), (32, 6184595), (38, 5208080), (40, 4947676), (76, 2604040), (80, 2473838), (95, 2083232), (152, 1302020), (160, 1236919), (190, 1041616), (304, 651010), (380, 520808), (608, 325505), (760, 260404), (1520, 130202), (3040, 65101)]