105879080

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{139}}^2$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 241705620

約数和(自身を除く): 135826540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 139, 274, 278, 548, 556, 685, 695, 1096, 1112, 1370, 1390, 2740, 2780, 5480, 5560, 19043, 19321, 38086, 38642, 76172, 77284, 95215, 96605, 152344, 154568, 190430, 193210, 380860, 386420, 761720, 772840, 2646977, 5293954, 10587908, 13234885, 21175816, 26469770, 52939540, 105879080]

約数ペア:

[(1, 105879080), (2, 52939540), (4, 26469770), (5, 21175816), (8, 13234885), (10, 10587908), (20, 5293954), (40, 2646977), (137, 772840), (139, 761720), (274, 386420), (278, 380860), (548, 193210), (556, 190430), (685, 154568), (695, 152344), (1096, 96605), (1112, 95215), (1370, 77284), (1390, 76172), (2740, 38642), (2780, 38086), (5480, 19321), (5560, 19043)]