20736120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{172801}}^1$

素因数の和:172815

約数の個数: 32

約数和(自身を含む): 62208720

約数和(自身を除く): 41472600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 172801, 345602, 518403, 691204, 864005, 1036806, 1382408, 1728010, 2073612, 2592015, 3456020, 4147224, 5184030, 6912040, 10368060, 20736120]

約数ペア:

[(1, 20736120), (2, 10368060), (3, 6912040), (4, 5184030), (5, 4147224), (6, 3456020), (8, 2592015), (10, 2073612), (12, 1728010), (15, 1382408), (20, 1036806), (24, 864005), (30, 691204), (40, 518403), (60, 345602), (120, 172801)]