10480720

素因数分解:

$2^4\times 5^1\times {\mathrm{131009}}^1$

素因数の和:131022

約数の個数: 20

約数和(自身を含む): 24367860

約数和(自身を除く): 13887140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131009, 262018, 524036, 655045, 1048072, 1310090, 2096144, 2620180, 5240360, 10480720]

約数ペア:

[(1, 10480720), (2, 5240360), (4, 2620180), (5, 2096144), (8, 1310090), (10, 1048072), (16, 655045), (20, 524036), (40, 262018), (80, 131009)]