18207400

素因数分解:

$2^3\times 5^2\times {\mathrm{59}}^1\times {\mathrm{1543}}^1$

素因数の和:1618

約数の個数: 48

約数和(自身を含む): 43077600

約数和(自身を除く): 24870200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 59, 100, 118, 200, 236, 295, 472, 590, 1180, 1475, 1543, 2360, 2950, 3086, 5900, 6172, 7715, 11800, 12344, 15430, 30860, 38575, 61720, 77150, 91037, 154300, 182074, 308600, 364148, 455185, 728296, 910370, 1820740, 2275925, 3641480, 4551850, 9103700, 18207400]

約数ペア:

[(1, 18207400), (2, 9103700), (4, 4551850), (5, 3641480), (8, 2275925), (10, 1820740), (20, 910370), (25, 728296), (40, 455185), (50, 364148), (59, 308600), (100, 182074), (118, 154300), (200, 91037), (236, 77150), (295, 61720), (472, 38575), (590, 30860), (1180, 15430), (1475, 12344), (1543, 11800), (2360, 7715), (2950, 6172), (3086, 5900)]