87848120

素因数分解:

$2^3\times 5^1\times {\mathrm{1471}}^1\times {\mathrm{1493}}^1$

素因数の和:2975

約数の個数: 32

約数和(自身を含む): 197925120

約数和(自身を除く): 110077000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1471, 1493, 2942, 2986, 5884, 5972, 7355, 7465, 11768, 11944, 14710, 14930, 29420, 29860, 58840, 59720, 2196203, 4392406, 8784812, 10981015, 17569624, 21962030, 43924060, 87848120]

約数ペア:

[(1, 87848120), (2, 43924060), (4, 21962030), (5, 17569624), (8, 10981015), (10, 8784812), (20, 4392406), (40, 2196203), (1471, 59720), (1493, 58840), (2942, 29860), (2986, 29420), (5884, 14930), (5972, 14710), (7355, 11944), (7465, 11768)]