8734000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{397}}^1$

素因数の和:431

約数の個数: 80

約数和(自身を含む): 23096736

約数和(自身を除く): 14362736

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 125, 176, 200, 220, 250, 275, 397, 400, 440, 500, 550, 794, 880, 1000, 1100, 1375, 1588, 1985, 2000, 2200, 2750, 3176, 3970, 4367, 4400, 5500, 6352, 7940, 8734, 9925, 11000, 15880, 17468, 19850, 21835, 22000, 31760, 34936, 39700, 43670, 49625, 69872, 79400, 87340, 99250, 109175, 158800, 174680, 198500, 218350, 349360, 397000, 436700, 545875, 794000, 873400, 1091750, 1746800, 2183500, 4367000, 8734000]

約数ペア:

[(1, 8734000), (2, 4367000), (4, 2183500), (5, 1746800), (8, 1091750), (10, 873400), (11, 794000), (16, 545875), (20, 436700), (22, 397000), (25, 349360), (40, 218350), (44, 198500), (50, 174680), (55, 158800), (80, 109175), (88, 99250), (100, 87340), (110, 79400), (125, 69872), (176, 49625), (200, 43670), (220, 39700), (250, 34936), (275, 31760), (397, 22000), (400, 21835), (440, 19850), (500, 17468), (550, 15880), (794, 11000), (880, 9925), (1000, 8734), (1100, 7940), (1375, 6352), (1588, 5500), (1985, 4400), (2000, 4367), (2200, 3970), (2750, 3176)]