38905510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{79399}}^1$

素因数の和:79420

約数の個数: 24

約数和(自身を含む): 81464400

約数和(自身を除く): 42558890

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 79399, 158798, 396995, 555793, 793990, 1111586, 2778965, 3890551, 5557930, 7781102, 19452755, 38905510]

約数ペア:

[(1, 38905510), (2, 19452755), (5, 7781102), (7, 5557930), (10, 3890551), (14, 2778965), (35, 1111586), (49, 793990), (70, 555793), (98, 396995), (245, 158798), (490, 79399)]