202243960

素因数分解:

$2^3\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{5011}}^1$

素因数の和:6031

約数の個数: 32

約数和(自身を含む): 455590800

約数和(自身を除く): 253346840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1009, 2018, 4036, 5011, 5045, 8072, 10022, 10090, 20044, 20180, 25055, 40088, 40360, 50110, 100220, 200440, 5056099, 10112198, 20224396, 25280495, 40448792, 50560990, 101121980, 202243960]

約数ペア:

[(1, 202243960), (2, 101121980), (4, 50560990), (5, 40448792), (8, 25280495), (10, 20224396), (20, 10112198), (40, 5056099), (1009, 200440), (2018, 100220), (4036, 50110), (5011, 40360), (5045, 40088), (8072, 25055), (10022, 20180), (10090, 20044)]