3891860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{27799}}^1$

素因数の和:27815

約数の個数: 24

約数和(自身を含む): 9340800

約数和(自身を除く): 5448940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 27799, 55598, 111196, 138995, 194593, 277990, 389186, 555980, 778372, 972965, 1945930, 3891860]

約数ペア:

[(1, 3891860), (2, 1945930), (4, 972965), (5, 778372), (7, 555980), (10, 389186), (14, 277990), (20, 194593), (28, 138995), (35, 111196), (70, 55598), (140, 27799)]