18710520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{155921}}^1$

素因数の和:155935

約数の個数: 32

約数和(自身を含む): 56131920

約数和(自身を除く): 37421400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 155921, 311842, 467763, 623684, 779605, 935526, 1247368, 1559210, 1871052, 2338815, 3118420, 3742104, 4677630, 6236840, 9355260, 18710520]

約数ペア:

[(1, 18710520), (2, 9355260), (3, 6236840), (4, 4677630), (5, 3742104), (6, 3118420), (8, 2338815), (10, 1871052), (12, 1559210), (15, 1247368), (20, 935526), (24, 779605), (30, 623684), (40, 467763), (60, 311842), (120, 155921)]