28938560

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{12919}}^1$

素因数の和:12943

約数の個数: 56

約数和(自身を含む): 78760320

約数和(自身を除く): 49821760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 12919, 25838, 51676, 64595, 90433, 103352, 129190, 180866, 206704, 258380, 361732, 413408, 452165, 516760, 723464, 826816, 904330, 1033520, 1446928, 1808660, 2067040, 2893856, 3617320, 4134080, 5787712, 7234640, 14469280, 28938560]

約数ペア:

[(1, 28938560), (2, 14469280), (4, 7234640), (5, 5787712), (7, 4134080), (8, 3617320), (10, 2893856), (14, 2067040), (16, 1808660), (20, 1446928), (28, 1033520), (32, 904330), (35, 826816), (40, 723464), (56, 516760), (64, 452165), (70, 413408), (80, 361732), (112, 258380), (140, 206704), (160, 180866), (224, 129190), (280, 103352), (320, 90433), (448, 64595), (560, 51676), (1120, 25838), (2240, 12919)]