2556554990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{116791}}^1$

素因数の和:117008

約数の個数: 32

約数和(自身を含む): 5045414400

約数和(自身を除く): 2488859410

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 199, 398, 995, 1990, 2189, 4378, 10945, 21890, 116791, 233582, 583955, 1167910, 1284701, 2569402, 6423505, 12847010, 23241409, 46482818, 116207045, 232414090, 255655499, 511310998, 1278277495, 2556554990]

約数ペア:

[(1, 2556554990), (2, 1278277495), (5, 511310998), (10, 255655499), (11, 232414090), (22, 116207045), (55, 46482818), (110, 23241409), (199, 12847010), (398, 6423505), (995, 2569402), (1990, 1284701), (2189, 1167910), (4378, 583955), (10945, 233582), (21890, 116791)]