2698190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1291}}^1$

素因数の和:1328

約数の個数: 32

約数和(自身を含む): 5581440

約数和(自身を除く): 2883250

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 1291, 2090, 2582, 6455, 12910, 14201, 24529, 28402, 49058, 71005, 122645, 142010, 245290, 269819, 539638, 1349095, 2698190]

約数ペア:

[(1, 2698190), (2, 1349095), (5, 539638), (10, 269819), (11, 245290), (19, 142010), (22, 122645), (38, 71005), (55, 49058), (95, 28402), (110, 24529), (190, 14201), (209, 12910), (418, 6455), (1045, 2582), (1291, 2090)]