13440720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{56003}}^1$

素因数の和:56019

約数の個数: 40

約数和(自身を含む): 41666976

約数和(自身を除く): 28226256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 56003, 112006, 168009, 224012, 280015, 336018, 448024, 560030, 672036, 840045, 896048, 1120060, 1344072, 1680090, 2240120, 2688144, 3360180, 4480240, 6720360, 13440720]

約数ペア:

[(1, 13440720), (2, 6720360), (3, 4480240), (4, 3360180), (5, 2688144), (6, 2240120), (8, 1680090), (10, 1344072), (12, 1120060), (15, 896048), (16, 840045), (20, 672036), (24, 560030), (30, 448024), (40, 336018), (48, 280015), (60, 224012), (80, 168009), (120, 112006), (240, 56003)]