427282940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{436003}}^1$

素因数の和:436026

約数の個数: 36

約数和(自身を含む): 1043793576

約数和(自身を除く): 616510636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 436003, 872006, 1744012, 2180015, 3052021, 4360030, 6104042, 8720060, 12208084, 15260105, 21364147, 30520210, 42728294, 61040420, 85456588, 106820735, 213641470, 427282940]

約数ペア:

[(1, 427282940), (2, 213641470), (4, 106820735), (5, 85456588), (7, 61040420), (10, 42728294), (14, 30520210), (20, 21364147), (28, 15260105), (35, 12208084), (49, 8720060), (70, 6104042), (98, 4360030), (140, 3052021), (196, 2180015), (245, 1744012), (490, 872006), (980, 436003)]