39868020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{221489}}^1$

素因数の和:221504

約数の個数: 36

約数和(自身を含む): 120933540

約数和(自身を除く): 81065520

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 221489, 442978, 664467, 885956, 1107445, 1328934, 1993401, 2214890, 2657868, 3322335, 3986802, 4429780, 6644670, 7973604, 9967005, 13289340, 19934010, 39868020]

約数ペア:

[(1, 39868020), (2, 19934010), (3, 13289340), (4, 9967005), (5, 7973604), (6, 6644670), (9, 4429780), (10, 3986802), (12, 3322335), (15, 2657868), (18, 2214890), (20, 1993401), (30, 1328934), (36, 1107445), (45, 885956), (60, 664467), (90, 442978), (180, 221489)]