19049240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{9719}}^1$

素因数の和:9744

約数の個数: 48

約数和(自身を含む): 49863600

約数和(自身を除く): 30814360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 9719, 19438, 38876, 48595, 68033, 77752, 97190, 136066, 194380, 272132, 340165, 388760, 476231, 544264, 680330, 952462, 1360660, 1904924, 2381155, 2721320, 3809848, 4762310, 9524620, 19049240]

約数ペア:

[(1, 19049240), (2, 9524620), (4, 4762310), (5, 3809848), (7, 2721320), (8, 2381155), (10, 1904924), (14, 1360660), (20, 952462), (28, 680330), (35, 544264), (40, 476231), (49, 388760), (56, 340165), (70, 272132), (98, 194380), (140, 136066), (196, 97190), (245, 77752), (280, 68033), (392, 48595), (490, 38876), (980, 19438), (1960, 9719)]