20046760

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{3319}}^1$

素因数の和:3481

約数の個数: 32

約数和(自身を含む): 45417600

約数和(自身を除く): 25370840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 3319, 6040, 6638, 13276, 16595, 26552, 33190, 66380, 132760, 501169, 1002338, 2004676, 2505845, 4009352, 5011690, 10023380, 20046760]

約数ペア:

[(1, 20046760), (2, 10023380), (4, 5011690), (5, 4009352), (8, 2505845), (10, 2004676), (20, 1002338), (40, 501169), (151, 132760), (302, 66380), (604, 33190), (755, 26552), (1208, 16595), (1510, 13276), (3020, 6638), (3319, 6040)]