1972250

素因数分解:

$2^1\times 5^3\times 7^3\times {\mathrm{23}}^1$

素因数の和:61

約数の個数: 64

約数和(自身を含む): 4492800

約数和(自身を除く): 2520550

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 49, 50, 70, 98, 115, 125, 161, 175, 230, 245, 250, 322, 343, 350, 490, 575, 686, 805, 875, 1127, 1150, 1225, 1610, 1715, 1750, 2254, 2450, 2875, 3430, 4025, 5635, 5750, 6125, 7889, 8050, 8575, 11270, 12250, 15778, 17150, 20125, 28175, 39445, 40250, 42875, 56350, 78890, 85750, 140875, 197225, 281750, 394450, 986125, 1972250]

約数ペア:

[(1, 1972250), (2, 986125), (5, 394450), (7, 281750), (10, 197225), (14, 140875), (23, 85750), (25, 78890), (35, 56350), (46, 42875), (49, 40250), (50, 39445), (70, 28175), (98, 20125), (115, 17150), (125, 15778), (161, 12250), (175, 11270), (230, 8575), (245, 8050), (250, 7889), (322, 6125), (343, 5750), (350, 5635), (490, 4025), (575, 3430), (686, 2875), (805, 2450), (875, 2254), (1127, 1750), (1150, 1715), (1225, 1610)]