115559720

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{6703}}^1$

素因数の和:7145

約数の個数: 32

約数和(自身を含む): 260651520

約数和(自身を除く): 145091800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 862, 1724, 2155, 3448, 4310, 6703, 8620, 13406, 17240, 26812, 33515, 53624, 67030, 134060, 268120, 2888993, 5777986, 11555972, 14444965, 23111944, 28889930, 57779860, 115559720]

約数ペア:

[(1, 115559720), (2, 57779860), (4, 28889930), (5, 23111944), (8, 14444965), (10, 11555972), (20, 5777986), (40, 2888993), (431, 268120), (862, 134060), (1724, 67030), (2155, 53624), (3448, 33515), (4310, 26812), (6703, 17240), (8620, 13406)]