4777990

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{199}}^1$

素因数の和:234

約数の個数: 40

約数和(自身を含む): 10083600

約数和(自身を除く): 5305610

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 199, 245, 343, 398, 490, 686, 995, 1393, 1715, 1990, 2401, 2786, 3430, 4802, 6965, 9751, 12005, 13930, 19502, 24010, 48755, 68257, 97510, 136514, 341285, 477799, 682570, 955598, 2388995, 4777990]

約数ペア:

[(1, 4777990), (2, 2388995), (5, 955598), (7, 682570), (10, 477799), (14, 341285), (35, 136514), (49, 97510), (70, 68257), (98, 48755), (199, 24010), (245, 19502), (343, 13930), (398, 12005), (490, 9751), (686, 6965), (995, 4802), (1393, 3430), (1715, 2786), (1990, 2401)]