20461080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{170509}}^1$

素因数の和:170523

約数の個数: 32

約数和(自身を含む): 61383600

約数和(自身を除く): 40922520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 170509, 341018, 511527, 682036, 852545, 1023054, 1364072, 1705090, 2046108, 2557635, 3410180, 4092216, 5115270, 6820360, 10230540, 20461080]

約数ペア:

[(1, 20461080), (2, 10230540), (3, 6820360), (4, 5115270), (5, 4092216), (6, 3410180), (8, 2557635), (10, 2046108), (12, 1705090), (15, 1364072), (20, 1023054), (24, 852545), (30, 682036), (40, 511527), (60, 341018), (120, 170509)]