21994320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{811}}^1$

素因数の和:940

約数の個数: 80

約数和(自身を含む): 68870592

約数和(自身を除く): 46876272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 113, 120, 226, 240, 339, 452, 565, 678, 811, 904, 1130, 1356, 1622, 1695, 1808, 2260, 2433, 2712, 3244, 3390, 4055, 4520, 4866, 5424, 6488, 6780, 8110, 9040, 9732, 12165, 12976, 13560, 16220, 19464, 24330, 27120, 32440, 38928, 48660, 64880, 91643, 97320, 183286, 194640, 274929, 366572, 458215, 549858, 733144, 916430, 1099716, 1374645, 1466288, 1832860, 2199432, 2749290, 3665720, 4398864, 5498580, 7331440, 10997160, 21994320]

約数ペア:

[(1, 21994320), (2, 10997160), (3, 7331440), (4, 5498580), (5, 4398864), (6, 3665720), (8, 2749290), (10, 2199432), (12, 1832860), (15, 1466288), (16, 1374645), (20, 1099716), (24, 916430), (30, 733144), (40, 549858), (48, 458215), (60, 366572), (80, 274929), (113, 194640), (120, 183286), (226, 97320), (240, 91643), (339, 64880), (452, 48660), (565, 38928), (678, 32440), (811, 27120), (904, 24330), (1130, 19464), (1356, 16220), (1622, 13560), (1695, 12976), (1808, 12165), (2260, 9732), (2433, 9040), (2712, 8110), (3244, 6780), (3390, 6488), (4055, 5424), (4520, 4866)]