2839720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:194

約数の個数: 64

約数和(自身を含む): 7096320

約数和(自身を除く): 4256600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 127, 130, 172, 215, 254, 260, 344, 430, 508, 520, 559, 635, 860, 1016, 1118, 1270, 1651, 1720, 2236, 2540, 2795, 3302, 4472, 5080, 5461, 5590, 6604, 8255, 10922, 11180, 13208, 16510, 21844, 22360, 27305, 33020, 43688, 54610, 66040, 70993, 109220, 141986, 218440, 283972, 354965, 567944, 709930, 1419860, 2839720]

約数ペア:

[(1, 2839720), (2, 1419860), (4, 709930), (5, 567944), (8, 354965), (10, 283972), (13, 218440), (20, 141986), (26, 109220), (40, 70993), (43, 66040), (52, 54610), (65, 43688), (86, 33020), (104, 27305), (127, 22360), (130, 21844), (172, 16510), (215, 13208), (254, 11180), (260, 10922), (344, 8255), (430, 6604), (508, 5590), (520, 5461), (559, 5080), (635, 4472), (860, 3302), (1016, 2795), (1118, 2540), (1270, 2236), (1651, 1720)]