1081620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{2003}}^1$

素因数の和:2021

約数の個数: 48

約数和(自身を含む): 3366720

約数和(自身を除く): 2285100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 2003, 4006, 6009, 8012, 10015, 12018, 18027, 20030, 24036, 30045, 36054, 40060, 54081, 60090, 72108, 90135, 108162, 120180, 180270, 216324, 270405, 360540, 540810, 1081620]

約数ペア:

[(1, 1081620), (2, 540810), (3, 360540), (4, 270405), (5, 216324), (6, 180270), (9, 120180), (10, 108162), (12, 90135), (15, 72108), (18, 60090), (20, 54081), (27, 40060), (30, 36054), (36, 30045), (45, 24036), (54, 20030), (60, 18027), (90, 12018), (108, 10015), (135, 8012), (180, 6009), (270, 4006), (540, 2003)]