1218037360

素因数分解:

$2^4\times 5^1\times {\mathrm{443}}^1\times {\mathrm{34369}}^1$

素因数の和:34825

約数の個数: 40

約数和(自身を含む): 2838412080

約数和(自身を除く): 1620374720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 443, 886, 1772, 2215, 3544, 4430, 7088, 8860, 17720, 34369, 35440, 68738, 137476, 171845, 274952, 343690, 549904, 687380, 1374760, 2749520, 15225467, 30450934, 60901868, 76127335, 121803736, 152254670, 243607472, 304509340, 609018680, 1218037360]

約数ペア:

[(1, 1218037360), (2, 609018680), (4, 304509340), (5, 243607472), (8, 152254670), (10, 121803736), (16, 76127335), (20, 60901868), (40, 30450934), (80, 15225467), (443, 2749520), (886, 1374760), (1772, 687380), (2215, 549904), (3544, 343690), (4430, 274952), (7088, 171845), (8860, 137476), (17720, 68738), (34369, 35440)]