1020804515

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{188863}}^1$

素因数の和:188938

約数の個数: 16

約数和(自身を含む): 1305427968

約数和(自身を除く): 284623453

約数列:

[1, 5, 23, 47, 115, 235, 1081, 5405, 188863, 944315, 4343849, 8876561, 21719245, 44382805, 204160903, 1020804515]

約数ペア:

[(1, 1020804515), (5, 204160903), (23, 44382805), (47, 21719245), (115, 8876561), (235, 4343849), (1081, 944315), (5405, 188863)]