8491000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{1213}}^1$

素因数の和:1241

約数の個数: 64

約数和(自身を含む): 22726080

約数和(自身を除く): 14235080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 700, 875, 1000, 1213, 1400, 1750, 2426, 3500, 4852, 6065, 7000, 8491, 9704, 12130, 16982, 24260, 30325, 33964, 42455, 48520, 60650, 67928, 84910, 121300, 151625, 169820, 212275, 242600, 303250, 339640, 424550, 606500, 849100, 1061375, 1213000, 1698200, 2122750, 4245500, 8491000]

約数ペア:

[(1, 8491000), (2, 4245500), (4, 2122750), (5, 1698200), (7, 1213000), (8, 1061375), (10, 849100), (14, 606500), (20, 424550), (25, 339640), (28, 303250), (35, 242600), (40, 212275), (50, 169820), (56, 151625), (70, 121300), (100, 84910), (125, 67928), (140, 60650), (175, 48520), (200, 42455), (250, 33964), (280, 30325), (350, 24260), (500, 16982), (700, 12130), (875, 9704), (1000, 8491), (1213, 7000), (1400, 6065), (1750, 4852), (2426, 3500)]