18801840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{78341}}^1$

素因数の和:78357

約数の個数: 40

約数和(自身を含む): 58286448

約数和(自身を除く): 39484608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 78341, 156682, 235023, 313364, 391705, 470046, 626728, 783410, 940092, 1175115, 1253456, 1566820, 1880184, 2350230, 3133640, 3760368, 4700460, 6267280, 9400920, 18801840]

約数ペア:

[(1, 18801840), (2, 9400920), (3, 6267280), (4, 4700460), (5, 3760368), (6, 3133640), (8, 2350230), (10, 1880184), (12, 1566820), (15, 1253456), (16, 1175115), (20, 940092), (24, 783410), (30, 626728), (40, 470046), (48, 391705), (60, 313364), (80, 235023), (120, 156682), (240, 78341)]