39314120

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 91238400

約数和(自身を除く): 51924280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 109, 127, 142, 218, 254, 284, 355, 436, 508, 545, 568, 635, 710, 872, 1016, 1090, 1270, 1420, 2180, 2540, 2840, 4360, 5080, 7739, 9017, 13843, 15478, 18034, 27686, 30956, 36068, 38695, 45085, 55372, 61912, 69215, 72136, 77390, 90170, 110744, 138430, 154780, 180340, 276860, 309560, 360680, 553720, 982853, 1965706, 3931412, 4914265, 7862824, 9828530, 19657060, 39314120]

約数ペア:

[(1, 39314120), (2, 19657060), (4, 9828530), (5, 7862824), (8, 4914265), (10, 3931412), (20, 1965706), (40, 982853), (71, 553720), (109, 360680), (127, 309560), (142, 276860), (218, 180340), (254, 154780), (284, 138430), (355, 110744), (436, 90170), (508, 77390), (545, 72136), (568, 69215), (635, 61912), (710, 55372), (872, 45085), (1016, 38695), (1090, 36068), (1270, 30956), (1420, 27686), (2180, 18034), (2540, 15478), (2840, 13843), (4360, 9017), (5080, 7739)]