200540360

素因数分解:

$2^3\times 5^1\times {\mathrm{2003}}^1\times {\mathrm{2503}}^1$

素因数の和:4517

約数の個数: 32

約数和(自身を含む): 451621440

約数和(自身を除く): 251081080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2003, 2503, 4006, 5006, 8012, 10012, 10015, 12515, 16024, 20024, 20030, 25030, 40060, 50060, 80120, 100120, 5013509, 10027018, 20054036, 25067545, 40108072, 50135090, 100270180, 200540360]

約数ペア:

[(1, 200540360), (2, 100270180), (4, 50135090), (5, 40108072), (8, 25067545), (10, 20054036), (20, 10027018), (40, 5013509), (2003, 100120), (2503, 80120), (4006, 50060), (5006, 40060), (8012, 25030), (10012, 20030), (10015, 20024), (12515, 16024)]