18887160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157393}}^1$

素因数の和:157407

約数の個数: 32

約数和(自身を含む): 56661840

約数和(自身を除く): 37774680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157393, 314786, 472179, 629572, 786965, 944358, 1259144, 1573930, 1888716, 2360895, 3147860, 3777432, 4721790, 6295720, 9443580, 18887160]

約数ペア:

[(1, 18887160), (2, 9443580), (3, 6295720), (4, 4721790), (5, 3777432), (6, 3147860), (8, 2360895), (10, 1888716), (12, 1573930), (15, 1259144), (20, 944358), (24, 786965), (30, 629572), (40, 472179), (60, 314786), (120, 157393)]