201772790

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{9857}}^1$

素因数の和:9976

約数の個数: 32

約数和(自身を含む): 383279040

約数和(自身を除く): 181506250

約数列:

[1, 2, 5, 10, 23, 46, 89, 115, 178, 230, 445, 890, 2047, 4094, 9857, 10235, 19714, 20470, 49285, 98570, 226711, 453422, 877273, 1133555, 1754546, 2267110, 4386365, 8772730, 20177279, 40354558, 100886395, 201772790]

約数ペア:

[(1, 201772790), (2, 100886395), (5, 40354558), (10, 20177279), (23, 8772730), (46, 4386365), (89, 2267110), (115, 1754546), (178, 1133555), (230, 877273), (445, 453422), (890, 226711), (2047, 98570), (4094, 49285), (9857, 20470), (10235, 19714)]