20809929440

素因数分解:

$2^5\times 5^1\times {\mathrm{130062059}}^1$

素因数の和:130062074

約数の個数: 24

約数和(自身を含む): 49163458680

約数和(自身を除く): 28353529240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 130062059, 260124118, 520248236, 650310295, 1040496472, 1300620590, 2080992944, 2601241180, 4161985888, 5202482360, 10404964720, 20809929440]

約数ペア:

[(1, 20809929440), (2, 10404964720), (4, 5202482360), (5, 4161985888), (8, 2601241180), (10, 2080992944), (16, 1300620590), (20, 1040496472), (32, 650310295), (40, 520248236), (80, 260124118), (160, 130062059)]