2107720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:142

約数の個数: 64

約数和(自身を含む): 5184000

約数和(自身を除く): 3076280

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 29, 40, 46, 58, 79, 92, 115, 116, 145, 158, 184, 230, 232, 290, 316, 395, 460, 580, 632, 667, 790, 920, 1160, 1334, 1580, 1817, 2291, 2668, 3160, 3335, 3634, 4582, 5336, 6670, 7268, 9085, 9164, 11455, 13340, 14536, 18170, 18328, 22910, 26680, 36340, 45820, 52693, 72680, 91640, 105386, 210772, 263465, 421544, 526930, 1053860, 2107720]

約数ペア:

[(1, 2107720), (2, 1053860), (4, 526930), (5, 421544), (8, 263465), (10, 210772), (20, 105386), (23, 91640), (29, 72680), (40, 52693), (46, 45820), (58, 36340), (79, 26680), (92, 22910), (115, 18328), (116, 18170), (145, 14536), (158, 13340), (184, 11455), (230, 9164), (232, 9085), (290, 7268), (316, 6670), (395, 5336), (460, 4582), (580, 3634), (632, 3335), (667, 3160), (790, 2668), (920, 2291), (1160, 1817), (1334, 1580)]