28079440

素因数分解:

$2^4\times 5^1\times {\mathrm{373}}^1\times {\mathrm{941}}^1$

素因数の和:1327

約数の個数: 40

約数和(自身を含む): 65529288

約数和(自身を除く): 37449848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 373, 746, 941, 1492, 1865, 1882, 2984, 3730, 3764, 4705, 5968, 7460, 7528, 9410, 14920, 15056, 18820, 29840, 37640, 75280, 350993, 701986, 1403972, 1754965, 2807944, 3509930, 5615888, 7019860, 14039720, 28079440]

約数ペア:

[(1, 28079440), (2, 14039720), (4, 7019860), (5, 5615888), (8, 3509930), (10, 2807944), (16, 1754965), (20, 1403972), (40, 701986), (80, 350993), (373, 75280), (746, 37640), (941, 29840), (1492, 18820), (1865, 15056), (1882, 14920), (2984, 9410), (3730, 7528), (3764, 7460), (4705, 5968)]