1718376880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{4349}}^1$

素因数の和:4822

約数の個数: 80

約数和(自身を含む): 4369140000

約数和(自身を除く): 2650763120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 449, 880, 898, 1796, 2245, 3592, 4349, 4490, 4939, 7184, 8698, 8980, 9878, 17396, 17960, 19756, 21745, 24695, 34792, 35920, 39512, 43490, 47839, 49390, 69584, 79024, 86980, 95678, 98780, 173960, 191356, 197560, 239195, 347920, 382712, 395120, 478390, 765424, 956780, 1913560, 1952701, 3827120, 3905402, 7810804, 9763505, 15621608, 19527010, 21479711, 31243216, 39054020, 42959422, 78108040, 85918844, 107398555, 156216080, 171837688, 214797110, 343675376, 429594220, 859188440, 1718376880]

約数ペア:

[(1, 1718376880), (2, 859188440), (4, 429594220), (5, 343675376), (8, 214797110), (10, 171837688), (11, 156216080), (16, 107398555), (20, 85918844), (22, 78108040), (40, 42959422), (44, 39054020), (55, 31243216), (80, 21479711), (88, 19527010), (110, 15621608), (176, 9763505), (220, 7810804), (440, 3905402), (449, 3827120), (880, 1952701), (898, 1913560), (1796, 956780), (2245, 765424), (3592, 478390), (4349, 395120), (4490, 382712), (4939, 347920), (7184, 239195), (8698, 197560), (8980, 191356), (9878, 173960), (17396, 98780), (17960, 95678), (19756, 86980), (21745, 79024), (24695, 69584), (34792, 49390), (35920, 47839), (39512, 43490)]