20183192440

素因数分解:

$2^3\times 5^1\times {\mathrm{35677}}^1\times {\mathrm{14143}}^1$

素因数の和:49831

約数の個数: 32

約数和(自身を含む): 45416666880

約数和(自身を除く): 25233474440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 14143, 28286, 35677, 56572, 70715, 71354, 113144, 141430, 142708, 178385, 282860, 285416, 356770, 565720, 713540, 1427080, 504579811, 1009159622, 2018319244, 2522899055, 4036638488, 5045798110, 10091596220, 20183192440]

約数ペア:

[(1, 20183192440), (2, 10091596220), (4, 5045798110), (5, 4036638488), (8, 2522899055), (10, 2018319244), (20, 1009159622), (40, 504579811), (14143, 1427080), (28286, 713540), (35677, 565720), (56572, 356770), (70715, 285416), (71354, 282860), (113144, 178385), (141430, 142708)]