66842380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{15991}}^1$

素因数の和:16030

約数の個数: 48

約数和(自身を含む): 161199360

約数和(自身を除く): 94356980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 15991, 31982, 63964, 79955, 159910, 175901, 303829, 319820, 351802, 607658, 703604, 879505, 1215316, 1519145, 1759010, 3038290, 3342119, 3518020, 6076580, 6684238, 13368476, 16710595, 33421190, 66842380]

約数ペア:

[(1, 66842380), (2, 33421190), (4, 16710595), (5, 13368476), (10, 6684238), (11, 6076580), (19, 3518020), (20, 3342119), (22, 3038290), (38, 1759010), (44, 1519145), (55, 1215316), (76, 879505), (95, 703604), (110, 607658), (190, 351802), (209, 319820), (220, 303829), (380, 175901), (418, 159910), (836, 79955), (1045, 63964), (2090, 31982), (4180, 15991)]