204069520

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{87961}}^1$

素因数の和:88003

約数の個数: 40

約数和(自身を含む): 490827960

約数和(自身を除く): 286758440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 87961, 175922, 351844, 439805, 703688, 879610, 1407376, 1759220, 2550869, 3518440, 5101738, 7036880, 10203476, 12754345, 20406952, 25508690, 40813904, 51017380, 102034760, 204069520]

約数ペア:

[(1, 204069520), (2, 102034760), (4, 51017380), (5, 40813904), (8, 25508690), (10, 20406952), (16, 12754345), (20, 10203476), (29, 7036880), (40, 5101738), (58, 3518440), (80, 2550869), (116, 1759220), (145, 1407376), (232, 879610), (290, 703688), (464, 439805), (580, 351844), (1160, 175922), (2320, 87961)]