15836120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 38188800

約数和(自身を除く): 22352680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 67, 76, 95, 134, 152, 190, 268, 311, 335, 380, 536, 622, 670, 760, 1244, 1273, 1340, 1555, 2488, 2546, 2680, 3110, 5092, 5909, 6220, 6365, 10184, 11818, 12440, 12730, 20837, 23636, 25460, 29545, 41674, 47272, 50920, 59090, 83348, 104185, 118180, 166696, 208370, 236360, 395903, 416740, 791806, 833480, 1583612, 1979515, 3167224, 3959030, 7918060, 15836120]

約数ペア:

[(1, 15836120), (2, 7918060), (4, 3959030), (5, 3167224), (8, 1979515), (10, 1583612), (19, 833480), (20, 791806), (38, 416740), (40, 395903), (67, 236360), (76, 208370), (95, 166696), (134, 118180), (152, 104185), (190, 83348), (268, 59090), (311, 50920), (335, 47272), (380, 41674), (536, 29545), (622, 25460), (670, 23636), (760, 20837), (1244, 12730), (1273, 12440), (1340, 11818), (1555, 10184), (2488, 6365), (2546, 6220), (2680, 5909), (3110, 5092)]