47691640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{38461}}^1$

素因数の和:38503

約数の個数: 32

約数和(自身を含む): 110770560

約数和(自身を除く): 63078920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 38461, 76922, 153844, 192305, 307688, 384610, 769220, 1192291, 1538440, 2384582, 4769164, 5961455, 9538328, 11922910, 23845820, 47691640]

約数ペア:

[(1, 47691640), (2, 23845820), (4, 11922910), (5, 9538328), (8, 5961455), (10, 4769164), (20, 2384582), (31, 1538440), (40, 1192291), (62, 769220), (124, 384610), (155, 307688), (248, 192305), (310, 153844), (620, 76922), (1240, 38461)]