8393620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 18724608

約数和(自身を除く): 10330988

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 71, 92, 115, 142, 230, 257, 284, 355, 460, 514, 710, 1028, 1285, 1420, 1633, 2570, 3266, 5140, 5911, 6532, 8165, 11822, 16330, 18247, 23644, 29555, 32660, 36494, 59110, 72988, 91235, 118220, 182470, 364940, 419681, 839362, 1678724, 2098405, 4196810, 8393620]

約数ペア:

[(1, 8393620), (2, 4196810), (4, 2098405), (5, 1678724), (10, 839362), (20, 419681), (23, 364940), (46, 182470), (71, 118220), (92, 91235), (115, 72988), (142, 59110), (230, 36494), (257, 32660), (284, 29555), (355, 23644), (460, 18247), (514, 16330), (710, 11822), (1028, 8165), (1285, 6532), (1420, 5911), (1633, 5140), (2570, 3266)]