19386400

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{2203}}^1$

素因数の和:2234

約数の個数: 72

約数和(自身を含む): 51652944

約数和(自身を除く): 32266544

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 160, 176, 200, 220, 275, 352, 400, 440, 550, 800, 880, 1100, 1760, 2200, 2203, 4400, 4406, 8800, 8812, 11015, 17624, 22030, 24233, 35248, 44060, 48466, 55075, 70496, 88120, 96932, 110150, 121165, 176240, 193864, 220300, 242330, 352480, 387728, 440600, 484660, 605825, 775456, 881200, 969320, 1211650, 1762400, 1938640, 2423300, 3877280, 4846600, 9693200, 19386400]

約数ペア:

[(1, 19386400), (2, 9693200), (4, 4846600), (5, 3877280), (8, 2423300), (10, 1938640), (11, 1762400), (16, 1211650), (20, 969320), (22, 881200), (25, 775456), (32, 605825), (40, 484660), (44, 440600), (50, 387728), (55, 352480), (80, 242330), (88, 220300), (100, 193864), (110, 176240), (160, 121165), (176, 110150), (200, 96932), (220, 88120), (275, 70496), (352, 55075), (400, 48466), (440, 44060), (550, 35248), (800, 24233), (880, 22030), (1100, 17624), (1760, 11015), (2200, 8812), (2203, 8800), (4400, 4406)]