818340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{593}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 2395008

約数和(自身を除く): 1576668

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, 593, 690, 1186, 1380, 1779, 2372, 2965, 3558, 5930, 7116, 8895, 11860, 13639, 17790, 27278, 35580, 40917, 54556, 68195, 81834, 136390, 163668, 204585, 272780, 409170, 818340]

約数ペア:

[(1, 818340), (2, 409170), (3, 272780), (4, 204585), (5, 163668), (6, 136390), (10, 81834), (12, 68195), (15, 54556), (20, 40917), (23, 35580), (30, 27278), (46, 17790), (60, 13639), (69, 11860), (92, 8895), (115, 7116), (138, 5930), (230, 3558), (276, 2965), (345, 2372), (460, 1779), (593, 1380), (690, 1186)]