27888920

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{9551}}^1$

素因数の和:9635

約数の個数: 32

約数和(自身を含む): 63616320

約数和(自身を除く): 35727400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 9551, 19102, 38204, 47755, 76408, 95510, 191020, 382040, 697223, 1394446, 2788892, 3486115, 5577784, 6972230, 13944460, 27888920]

約数ペア:

[(1, 27888920), (2, 13944460), (4, 6972230), (5, 5577784), (8, 3486115), (10, 2788892), (20, 1394446), (40, 697223), (73, 382040), (146, 191020), (292, 95510), (365, 76408), (584, 47755), (730, 38204), (1460, 19102), (2920, 9551)]