20426160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{85109}}^1$

素因数の和:85125

約数の個数: 40

約数和(自身を含む): 63321840

約数和(自身を除く): 42895680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 85109, 170218, 255327, 340436, 425545, 510654, 680872, 851090, 1021308, 1276635, 1361744, 1702180, 2042616, 2553270, 3404360, 4085232, 5106540, 6808720, 10213080, 20426160]

約数ペア:

[(1, 20426160), (2, 10213080), (3, 6808720), (4, 5106540), (5, 4085232), (6, 3404360), (8, 2553270), (10, 2042616), (12, 1702180), (15, 1361744), (16, 1276635), (20, 1021308), (24, 851090), (30, 680872), (40, 510654), (48, 425545), (60, 340436), (80, 255327), (120, 170218), (240, 85109)]