19378998200

素因数分解:

$2^3\times 5^2\times {\mathrm{857}}^1\times {\mathrm{113063}}^1$

素因数の和:113936

約数の個数: 48

約数和(自身を含む): 45109144080

約数和(自身を除く): 25730145880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 857, 1714, 3428, 4285, 6856, 8570, 17140, 21425, 34280, 42850, 85700, 113063, 171400, 226126, 452252, 565315, 904504, 1130630, 2261260, 2826575, 4522520, 5653150, 11306300, 22612600, 96894991, 193789982, 387579964, 484474955, 775159928, 968949910, 1937899820, 2422374775, 3875799640, 4844749550, 9689499100, 19378998200]

約数ペア:

[(1, 19378998200), (2, 9689499100), (4, 4844749550), (5, 3875799640), (8, 2422374775), (10, 1937899820), (20, 968949910), (25, 775159928), (40, 484474955), (50, 387579964), (100, 193789982), (200, 96894991), (857, 22612600), (1714, 11306300), (3428, 5653150), (4285, 4522520), (6856, 2826575), (8570, 2261260), (17140, 1130630), (21425, 904504), (34280, 565315), (42850, 452252), (85700, 226126), (113063, 171400)]