27901790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2003}}^1$

素因数の和:2216

約数の個数: 32

約数和(自身を含む): 57715200

約数和(自身を除く): 29813410

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 199, 398, 995, 1393, 1990, 2003, 2786, 4006, 6965, 10015, 13930, 14021, 20030, 28042, 70105, 140210, 398597, 797194, 1992985, 2790179, 3985970, 5580358, 13950895, 27901790]

約数ペア:

[(1, 27901790), (2, 13950895), (5, 5580358), (7, 3985970), (10, 2790179), (14, 1992985), (35, 797194), (70, 398597), (199, 140210), (398, 70105), (995, 28042), (1393, 20030), (1990, 14021), (2003, 13930), (2786, 10015), (4006, 6965)]