119720

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:125

約数の個数: 32

約数和(自身を含む): 279720

約数和(自身を除く): 160000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 73, 82, 146, 164, 205, 292, 328, 365, 410, 584, 730, 820, 1460, 1640, 2920, 2993, 5986, 11972, 14965, 23944, 29930, 59860, 119720]

約数ペア:

[(1, 119720), (2, 59860), (4, 29930), (5, 23944), (8, 14965), (10, 11972), (20, 5986), (40, 2993), (41, 2920), (73, 1640), (82, 1460), (146, 820), (164, 730), (205, 584), (292, 410), (328, 365)]