19281840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{80341}}^1$

素因数の和:80357

約数の個数: 40

約数和(自身を含む): 59774448

約数和(自身を除く): 40492608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 80341, 160682, 241023, 321364, 401705, 482046, 642728, 803410, 964092, 1205115, 1285456, 1606820, 1928184, 2410230, 3213640, 3856368, 4820460, 6427280, 9640920, 19281840]

約数ペア:

[(1, 19281840), (2, 9640920), (3, 6427280), (4, 4820460), (5, 3856368), (6, 3213640), (8, 2410230), (10, 1928184), (12, 1606820), (15, 1285456), (16, 1205115), (20, 964092), (24, 803410), (30, 642728), (40, 482046), (48, 401705), (60, 321364), (80, 241023), (120, 160682), (240, 80341)]