43427770

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 79632000

約数和(自身を除く): 36204230

約数列:

[1, 2, 5, 10, 139, 157, 199, 278, 314, 398, 695, 785, 995, 1390, 1570, 1990, 21823, 27661, 31243, 43646, 55322, 62486, 109115, 138305, 156215, 218230, 276610, 312430, 4342777, 8685554, 21713885, 43427770]

約数ペア:

[(1, 43427770), (2, 21713885), (5, 8685554), (10, 4342777), (139, 312430), (157, 276610), (199, 218230), (278, 156215), (314, 138305), (398, 109115), (695, 62486), (785, 55322), (995, 43646), (1390, 31243), (1570, 27661), (1990, 21823)]