20073780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{111521}}^1$

素因数の和:111536

約数の個数: 36

約数和(自身を含む): 60891012

約数和(自身を除く): 40817232

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 111521, 223042, 334563, 446084, 557605, 669126, 1003689, 1115210, 1338252, 1672815, 2007378, 2230420, 3345630, 4014756, 5018445, 6691260, 10036890, 20073780]

約数ペア:

[(1, 20073780), (2, 10036890), (3, 6691260), (4, 5018445), (5, 4014756), (6, 3345630), (9, 2230420), (10, 2007378), (12, 1672815), (15, 1338252), (18, 1115210), (20, 1003689), (30, 669126), (36, 557605), (45, 446084), (60, 334563), (90, 223042), (180, 111521)]