1200720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{5003}}^1$

素因数の和:5019

約数の個数: 40

約数和(自身を含む): 3722976

約数和(自身を除く): 2522256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 5003, 10006, 15009, 20012, 25015, 30018, 40024, 50030, 60036, 75045, 80048, 100060, 120072, 150090, 200120, 240144, 300180, 400240, 600360, 1200720]

約数ペア:

[(1, 1200720), (2, 600360), (3, 400240), (4, 300180), (5, 240144), (6, 200120), (8, 150090), (10, 120072), (12, 100060), (15, 80048), (16, 75045), (20, 60036), (24, 50030), (30, 40024), (40, 30018), (48, 25015), (60, 20012), (80, 15009), (120, 10006), (240, 5003)]