252453820

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{24799}}^1$

素因数の和:25317

約数の個数: 24

約数和(自身を含む): 531216000

約数和(自身を除く): 278762180

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 2036, 2545, 5090, 10180, 24799, 49598, 99196, 123995, 247990, 495980, 12622691, 25245382, 50490764, 63113455, 126226910, 252453820]

約数ペア:

[(1, 252453820), (2, 126226910), (4, 63113455), (5, 50490764), (10, 25245382), (20, 12622691), (509, 495980), (1018, 247990), (2036, 123995), (2545, 99196), (5090, 49598), (10180, 24799)]