2020560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{8419}}^1$

素因数の和:8435

約数の個数: 40

約数和(自身を含む): 6264480

約数和(自身を除く): 4243920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 8419, 16838, 25257, 33676, 42095, 50514, 67352, 84190, 101028, 126285, 134704, 168380, 202056, 252570, 336760, 404112, 505140, 673520, 1010280, 2020560]

約数ペア:

[(1, 2020560), (2, 1010280), (3, 673520), (4, 505140), (5, 404112), (6, 336760), (8, 252570), (10, 202056), (12, 168380), (15, 134704), (16, 126285), (20, 101028), (24, 84190), (30, 67352), (40, 50514), (48, 42095), (60, 33676), (80, 25257), (120, 16838), (240, 8419)]