6379940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{229}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 15456000

約数和(自身を除く): 9076060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199, 229, 398, 458, 796, 916, 995, 1145, 1393, 1603, 1990, 2290, 2786, 3206, 3980, 4580, 5572, 6412, 6965, 8015, 13930, 16030, 27860, 32060, 45571, 91142, 182284, 227855, 318997, 455710, 637994, 911420, 1275988, 1594985, 3189970, 6379940]

約数ペア:

[(1, 6379940), (2, 3189970), (4, 1594985), (5, 1275988), (7, 911420), (10, 637994), (14, 455710), (20, 318997), (28, 227855), (35, 182284), (70, 91142), (140, 45571), (199, 32060), (229, 27860), (398, 16030), (458, 13930), (796, 8015), (916, 6965), (995, 6412), (1145, 5572), (1393, 4580), (1603, 3980), (1990, 3206), (2290, 2786)]