4991883640

素因数分解:

$2^3\times 5^1\times {\mathrm{6949}}^1\times {\mathrm{17959}}^1$

素因数の和:24919

約数の個数: 32

約数和(自身を含む): 11233980000

約数和(自身を除く): 6242096360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6949, 13898, 17959, 27796, 34745, 35918, 55592, 69490, 71836, 89795, 138980, 143672, 179590, 277960, 359180, 718360, 124797091, 249594182, 499188364, 623985455, 998376728, 1247970910, 2495941820, 4991883640]

約数ペア:

[(1, 4991883640), (2, 2495941820), (4, 1247970910), (5, 998376728), (8, 623985455), (10, 499188364), (20, 249594182), (40, 124797091), (6949, 718360), (13898, 359180), (17959, 277960), (27796, 179590), (34745, 143672), (35918, 138980), (55592, 89795), (69490, 71836)]