19200120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{160001}}^1$

素因数の和:160015

約数の個数: 32

約数和(自身を含む): 57600720

約数和(自身を除く): 38400600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 160001, 320002, 480003, 640004, 800005, 960006, 1280008, 1600010, 1920012, 2400015, 3200020, 3840024, 4800030, 6400040, 9600060, 19200120]

約数ペア:

[(1, 19200120), (2, 9600060), (3, 6400040), (4, 4800030), (5, 3840024), (6, 3200020), (8, 2400015), (10, 1920012), (12, 1600010), (15, 1280008), (20, 960006), (24, 800005), (30, 640004), (40, 480003), (60, 320002), (120, 160001)]