31672240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:410

約数の個数: 80

約数和(自身を含む): 78923520

約数和(自身を除く): 47251280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 67, 76, 80, 95, 134, 152, 190, 268, 304, 311, 335, 380, 536, 622, 670, 760, 1072, 1244, 1273, 1340, 1520, 1555, 2488, 2546, 2680, 3110, 4976, 5092, 5360, 5909, 6220, 6365, 10184, 11818, 12440, 12730, 20368, 20837, 23636, 24880, 25460, 29545, 41674, 47272, 50920, 59090, 83348, 94544, 101840, 104185, 118180, 166696, 208370, 236360, 333392, 395903, 416740, 472720, 791806, 833480, 1583612, 1666960, 1979515, 3167224, 3959030, 6334448, 7918060, 15836120, 31672240]

約数ペア:

[(1, 31672240), (2, 15836120), (4, 7918060), (5, 6334448), (8, 3959030), (10, 3167224), (16, 1979515), (19, 1666960), (20, 1583612), (38, 833480), (40, 791806), (67, 472720), (76, 416740), (80, 395903), (95, 333392), (134, 236360), (152, 208370), (190, 166696), (268, 118180), (304, 104185), (311, 101840), (335, 94544), (380, 83348), (536, 59090), (622, 50920), (670, 47272), (760, 41674), (1072, 29545), (1244, 25460), (1273, 24880), (1340, 23636), (1520, 20837), (1555, 20368), (2488, 12730), (2546, 12440), (2680, 11818), (3110, 10184), (4976, 6365), (5092, 6220), (5360, 5909)]