252454220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{307871}}^1$

素因数の和:307921

約数の個数: 24

約数和(自身を含む): 543086208

約数和(自身を除く): 290631988

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 307871, 615742, 1231484, 1539355, 3078710, 6157420, 12622711, 25245422, 50490844, 63113555, 126227110, 252454220]

約数ペア:

[(1, 252454220), (2, 126227110), (4, 63113555), (5, 50490844), (10, 25245422), (20, 12622711), (41, 6157420), (82, 3078710), (164, 1539355), (205, 1231484), (410, 615742), (820, 307871)]