64074220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{457673}}^1$

素因数の和:457689

約数の個数: 24

約数和(自身を含む): 153778464

約数和(自身を除く): 89704244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 457673, 915346, 1830692, 2288365, 3203711, 4576730, 6407422, 9153460, 12814844, 16018555, 32037110, 64074220]

約数ペア:

[(1, 64074220), (2, 32037110), (4, 16018555), (5, 12814844), (7, 9153460), (10, 6407422), (14, 4576730), (20, 3203711), (28, 2288365), (35, 1830692), (70, 915346), (140, 457673)]