1419860

素因数分解:

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

素因数の和:192

約数の個数: 48

約数和(自身を含む): 3311616

約数和(自身を除く): 1891756

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 127, 130, 172, 215, 254, 260, 430, 508, 559, 635, 860, 1118, 1270, 1651, 2236, 2540, 2795, 3302, 5461, 5590, 6604, 8255, 10922, 11180, 16510, 21844, 27305, 33020, 54610, 70993, 109220, 141986, 283972, 354965, 709930, 1419860]

約数ペア:

[(1, 1419860), (2, 709930), (4, 354965), (5, 283972), (10, 141986), (13, 109220), (20, 70993), (26, 54610), (43, 33020), (52, 27305), (65, 21844), (86, 16510), (127, 11180), (130, 10922), (172, 8255), (215, 6604), (254, 5590), (260, 5461), (430, 3302), (508, 2795), (559, 2540), (635, 2236), (860, 1651), (1118, 1270)]