54438010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21517}}^1$

素因数の和:21558

約数の個数: 32

約数和(自身を含む): 111549312

約数和(自身を除く): 57111302

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 21517, 43034, 107585, 215170, 236687, 473374, 494891, 989782, 1183435, 2366870, 2474455, 4948910, 5443801, 10887602, 27219005, 54438010]

約数ペア:

[(1, 54438010), (2, 27219005), (5, 10887602), (10, 5443801), (11, 4948910), (22, 2474455), (23, 2366870), (46, 1183435), (55, 989782), (110, 494891), (115, 473374), (230, 236687), (253, 215170), (506, 107585), (1265, 43034), (2530, 21517)]