28556080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{50993}}^1$

素因数の和:51013

約数の個数: 40

約数和(自身を含む): 75879072

約数和(自身を除く): 47322992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 50993, 101986, 203972, 254965, 356951, 407944, 509930, 713902, 815888, 1019860, 1427804, 1784755, 2039720, 2855608, 3569510, 4079440, 5711216, 7139020, 14278040, 28556080]

約数ペア:

[(1, 28556080), (2, 14278040), (4, 7139020), (5, 5711216), (7, 4079440), (8, 3569510), (10, 2855608), (14, 2039720), (16, 1784755), (20, 1427804), (28, 1019860), (35, 815888), (40, 713902), (56, 509930), (70, 407944), (80, 356951), (112, 254965), (140, 203972), (280, 101986), (560, 50993)]