2279080

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{251}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 5171040

約数和(自身を除く): 2891960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 251, 454, 502, 908, 1004, 1135, 1255, 1816, 2008, 2270, 2510, 4540, 5020, 9080, 10040, 56977, 113954, 227908, 284885, 455816, 569770, 1139540, 2279080]

約数ペア:

[(1, 2279080), (2, 1139540), (4, 569770), (5, 455816), (8, 284885), (10, 227908), (20, 113954), (40, 56977), (227, 10040), (251, 9080), (454, 5020), (502, 4540), (908, 2510), (1004, 2270), (1135, 2008), (1255, 1816)]