20415450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{12373}}^1$

素因数の和:12399

約数の個数: 48

約数和(自身を含む): 55237536

約数和(自身を除く): 34822086

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 150, 165, 275, 330, 550, 825, 1650, 12373, 24746, 37119, 61865, 74238, 123730, 136103, 185595, 272206, 309325, 371190, 408309, 618650, 680515, 816618, 927975, 1361030, 1855950, 2041545, 3402575, 4083090, 6805150, 10207725, 20415450]

約数ペア:

[(1, 20415450), (2, 10207725), (3, 6805150), (5, 4083090), (6, 3402575), (10, 2041545), (11, 1855950), (15, 1361030), (22, 927975), (25, 816618), (30, 680515), (33, 618650), (50, 408309), (55, 371190), (66, 309325), (75, 272206), (110, 185595), (150, 136103), (165, 123730), (275, 74238), (330, 61865), (550, 37119), (825, 24746), (1650, 12373)]