42874580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{306247}}^1$

素因数の和:306263

約数の個数: 24

約数和(自身を含む): 102899328

約数和(自身を除く): 60024748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 306247, 612494, 1224988, 1531235, 2143729, 3062470, 4287458, 6124940, 8574916, 10718645, 21437290, 42874580]

約数ペア:

[(1, 42874580), (2, 21437290), (4, 10718645), (5, 8574916), (7, 6124940), (10, 4287458), (14, 3062470), (20, 2143729), (28, 1531235), (35, 1224988), (70, 612494), (140, 306247)]