2078581232

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{20107}}^1$

素因数の和:20206

約数の個数: 80

約数和(自身を含む): 5026678272

約数和(自身を除く): 2948097040

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 71, 91, 104, 112, 142, 182, 208, 284, 364, 497, 568, 728, 923, 994, 1136, 1456, 1846, 1988, 3692, 3976, 6461, 7384, 7952, 12922, 14768, 20107, 25844, 40214, 51688, 80428, 103376, 140749, 160856, 261391, 281498, 321712, 522782, 562996, 1045564, 1125992, 1427597, 1829737, 2091128, 2251984, 2855194, 3659474, 4182256, 5710388, 7318948, 9993179, 11420776, 14637896, 18558761, 19986358, 22841552, 29275792, 37117522, 39972716, 74235044, 79945432, 129911327, 148470088, 159890864, 259822654, 296940176, 519645308, 1039290616, 2078581232]

約数ペア:

[(1, 2078581232), (2, 1039290616), (4, 519645308), (7, 296940176), (8, 259822654), (13, 159890864), (14, 148470088), (16, 129911327), (26, 79945432), (28, 74235044), (52, 39972716), (56, 37117522), (71, 29275792), (91, 22841552), (104, 19986358), (112, 18558761), (142, 14637896), (182, 11420776), (208, 9993179), (284, 7318948), (364, 5710388), (497, 4182256), (568, 3659474), (728, 2855194), (923, 2251984), (994, 2091128), (1136, 1829737), (1456, 1427597), (1846, 1125992), (1988, 1045564), (3692, 562996), (3976, 522782), (6461, 321712), (7384, 281498), (7952, 261391), (12922, 160856), (14768, 140749), (20107, 103376), (25844, 80428), (40214, 51688)]