19325440

素因数分解:

$2^9\times 5^1\times {\mathrm{7549}}^1$

素因数の和:7572

約数の個数: 40

約数和(自身を含む): 46341900

約数和(自身を除く): 27016460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 7549, 15098, 30196, 37745, 60392, 75490, 120784, 150980, 241568, 301960, 483136, 603920, 966272, 1207840, 1932544, 2415680, 3865088, 4831360, 9662720, 19325440]

約数ペア:

[(1, 19325440), (2, 9662720), (4, 4831360), (5, 3865088), (8, 2415680), (10, 1932544), (16, 1207840), (20, 966272), (32, 603920), (40, 483136), (64, 301960), (80, 241568), (128, 150980), (160, 120784), (256, 75490), (320, 60392), (512, 37745), (640, 30196), (1280, 15098), (2560, 7549)]