139048420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{993203}}^1$

素因数の和:993219

約数の個数: 24

約数和(自身を含む): 333716544

約数和(自身を除く): 194668124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 993203, 1986406, 3972812, 4966015, 6952421, 9932030, 13904842, 19864060, 27809684, 34762105, 69524210, 139048420]

約数ペア:

[(1, 139048420), (2, 69524210), (4, 34762105), (5, 27809684), (7, 19864060), (10, 13904842), (14, 9932030), (20, 6952421), (28, 4966015), (35, 3972812), (70, 1986406), (140, 993203)]