26399720

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{9041}}^1$

素因数の和:9125

約数の個数: 32

約数和(自身を含む): 60219720

約数和(自身を除く): 33820000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 9041, 18082, 36164, 45205, 72328, 90410, 180820, 361640, 659993, 1319986, 2639972, 3299965, 5279944, 6599930, 13199860, 26399720]

約数ペア:

[(1, 26399720), (2, 13199860), (4, 6599930), (5, 5279944), (8, 3299965), (10, 2639972), (20, 1319986), (40, 659993), (73, 361640), (146, 180820), (292, 90410), (365, 72328), (584, 45205), (730, 36164), (1460, 18082), (2920, 9041)]