320482460

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{8819}}^1$

素因数の和:8930

約数の個数: 48

約数和(自身を含む): 711244800

約数和(自身を除く): 390762340

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 79, 92, 115, 158, 230, 316, 395, 460, 790, 1580, 1817, 3634, 7268, 8819, 9085, 17638, 18170, 35276, 36340, 44095, 88190, 176380, 202837, 405674, 696701, 811348, 1014185, 1393402, 2028370, 2786804, 3483505, 4056740, 6967010, 13934020, 16024123, 32048246, 64096492, 80120615, 160241230, 320482460]

約数ペア:

[(1, 320482460), (2, 160241230), (4, 80120615), (5, 64096492), (10, 32048246), (20, 16024123), (23, 13934020), (46, 6967010), (79, 4056740), (92, 3483505), (115, 2786804), (158, 2028370), (230, 1393402), (316, 1014185), (395, 811348), (460, 696701), (790, 405674), (1580, 202837), (1817, 176380), (3634, 88190), (7268, 44095), (8819, 36340), (9085, 35276), (17638, 18170)]