18574000

素因数分解:

$2^4\times 5^3\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:311

約数の個数: 80

約数和(自身を含む): 46309536

約数和(自身を除く): 27735536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 37, 40, 50, 74, 80, 100, 125, 148, 185, 200, 250, 251, 296, 370, 400, 500, 502, 592, 740, 925, 1000, 1004, 1255, 1480, 1850, 2000, 2008, 2510, 2960, 3700, 4016, 4625, 5020, 6275, 7400, 9250, 9287, 10040, 12550, 14800, 18500, 18574, 20080, 25100, 31375, 37000, 37148, 46435, 50200, 62750, 74000, 74296, 92870, 100400, 125500, 148592, 185740, 232175, 251000, 371480, 464350, 502000, 742960, 928700, 1160875, 1857400, 2321750, 3714800, 4643500, 9287000, 18574000]

約数ペア:

[(1, 18574000), (2, 9287000), (4, 4643500), (5, 3714800), (8, 2321750), (10, 1857400), (16, 1160875), (20, 928700), (25, 742960), (37, 502000), (40, 464350), (50, 371480), (74, 251000), (80, 232175), (100, 185740), (125, 148592), (148, 125500), (185, 100400), (200, 92870), (250, 74296), (251, 74000), (296, 62750), (370, 50200), (400, 46435), (500, 37148), (502, 37000), (592, 31375), (740, 25100), (925, 20080), (1000, 18574), (1004, 18500), (1255, 14800), (1480, 12550), (1850, 10040), (2000, 9287), (2008, 9250), (2510, 7400), (2960, 6275), (3700, 5020), (4016, 4625)]