38961040

素因数分解:

$2^4\times 5^1\times {\mathrm{487013}}^1$

素因数の和:487026

約数の個数: 20

約数和(自身を含む): 90584604

約数和(自身を除く): 51623564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487013, 974026, 1948052, 2435065, 3896104, 4870130, 7792208, 9740260, 19480520, 38961040]

約数ペア:

[(1, 38961040), (2, 19480520), (4, 9740260), (5, 7792208), (8, 4870130), (10, 3896104), (16, 2435065), (20, 1948052), (40, 974026), (80, 487013)]