489520

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:253

約数の個数: 40

約数和(自身を含む): 1182960

約数和(自身を除く): 693440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 211, 232, 290, 422, 464, 580, 844, 1055, 1160, 1688, 2110, 2320, 3376, 4220, 6119, 8440, 12238, 16880, 24476, 30595, 48952, 61190, 97904, 122380, 244760, 489520]

約数ペア:

[(1, 489520), (2, 244760), (4, 122380), (5, 97904), (8, 61190), (10, 48952), (16, 30595), (20, 24476), (29, 16880), (40, 12238), (58, 8440), (80, 6119), (116, 4220), (145, 3376), (211, 2320), (232, 2110), (290, 1688), (422, 1160), (464, 1055), (580, 844)]