39479020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{281993}}^1$

素因数の和:282009

約数の個数: 24

約数和(自身を含む): 94749984

約数和(自身を除く): 55270964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 281993, 563986, 1127972, 1409965, 1973951, 2819930, 3947902, 5639860, 7895804, 9869755, 19739510, 39479020]

約数ペア:

[(1, 39479020), (2, 19739510), (4, 9869755), (5, 7895804), (7, 5639860), (10, 3947902), (14, 2819930), (20, 1973951), (28, 1409965), (35, 1127972), (70, 563986), (140, 281993)]