8504180

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 18627840

約数和(自身を除く): 10123660

約数列:

[1, 2, 4, 5, 10, 20, 47, 83, 94, 109, 166, 188, 218, 235, 332, 415, 436, 470, 545, 830, 940, 1090, 1660, 2180, 3901, 5123, 7802, 9047, 10246, 15604, 18094, 19505, 20492, 25615, 36188, 39010, 45235, 51230, 78020, 90470, 102460, 180940, 425209, 850418, 1700836, 2126045, 4252090, 8504180]

約数ペア:

[(1, 8504180), (2, 4252090), (4, 2126045), (5, 1700836), (10, 850418), (20, 425209), (47, 180940), (83, 102460), (94, 90470), (109, 78020), (166, 51230), (188, 45235), (218, 39010), (235, 36188), (332, 25615), (415, 20492), (436, 19505), (470, 18094), (545, 15604), (830, 10246), (940, 9047), (1090, 7802), (1660, 5123), (2180, 3901)]