40052080

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{12211}}^1$

素因数の和:12265

約数の個数: 40

約数和(自身を含む): 95400144

約数和(自身を除く): 55348064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 12211, 24422, 48844, 61055, 97688, 122110, 195376, 244220, 488440, 500651, 976880, 1001302, 2002604, 2503255, 4005208, 5006510, 8010416, 10013020, 20026040, 40052080]

約数ペア:

[(1, 40052080), (2, 20026040), (4, 10013020), (5, 8010416), (8, 5006510), (10, 4005208), (16, 2503255), (20, 2002604), (40, 1001302), (41, 976880), (80, 500651), (82, 488440), (164, 244220), (205, 195376), (328, 122110), (410, 97688), (656, 61055), (820, 48844), (1640, 24422), (3280, 12211)]