28167180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20411}}^1$

素因数の和:20446

約数の個数: 48

約数和(自身を含む): 82301184

約数和(自身を除く): 54134004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 20411, 40822, 61233, 81644, 102055, 122466, 204110, 244932, 306165, 408220, 469453, 612330, 938906, 1224660, 1408359, 1877812, 2347265, 2816718, 4694530, 5633436, 7041795, 9389060, 14083590, 28167180]

約数ペア:

[(1, 28167180), (2, 14083590), (3, 9389060), (4, 7041795), (5, 5633436), (6, 4694530), (10, 2816718), (12, 2347265), (15, 1877812), (20, 1408359), (23, 1224660), (30, 938906), (46, 612330), (60, 469453), (69, 408220), (92, 306165), (115, 244932), (138, 204110), (230, 122466), (276, 102055), (345, 81644), (460, 61233), (690, 40822), (1380, 20411)]