1320740090

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1809233}}^1$

素因数の和:1809313

約数の個数: 16

約数和(自身を含む): 2409899688

約数和(自身を除く): 1089159598

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 1809233, 3618466, 9046165, 18092330, 132074009, 264148018, 660370045, 1320740090]

約数ペア:

[(1, 1320740090), (2, 660370045), (5, 264148018), (10, 132074009), (73, 18092330), (146, 9046165), (365, 3618466), (730, 1809233)]