2020031320

素因数分解:

$2^3\times 5^1\times {\mathrm{50500783}}^1$

素因数の和:50500794

約数の個数: 16

約数和(自身を含む): 4545070560

約数和(自身を除く): 2525039240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50500783, 101001566, 202003132, 252503915, 404006264, 505007830, 1010015660, 2020031320]

約数ペア:

[(1, 2020031320), (2, 1010015660), (4, 505007830), (5, 404006264), (8, 252503915), (10, 202003132), (20, 101001566), (40, 50500783)]