1850820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 5248320

約数和(自身を除く): 3397500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 283, 327, 436, 545, 566, 654, 849, 1090, 1132, 1308, 1415, 1635, 1698, 2180, 2830, 3270, 3396, 4245, 5660, 6540, 8490, 16980, 30847, 61694, 92541, 123388, 154235, 185082, 308470, 370164, 462705, 616940, 925410, 1850820]

約数ペア:

[(1, 1850820), (2, 925410), (3, 616940), (4, 462705), (5, 370164), (6, 308470), (10, 185082), (12, 154235), (15, 123388), (20, 92541), (30, 61694), (60, 30847), (109, 16980), (218, 8490), (283, 6540), (327, 5660), (436, 4245), (545, 3396), (566, 3270), (654, 2830), (849, 2180), (1090, 1698), (1132, 1635), (1308, 1415)]