27996620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1229}}^1$

素因数の和:1322

約数の個数: 48

約数和(自身を含む): 63231840

約数和(自身を除く): 35235220

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 335, 340, 670, 1139, 1229, 1340, 2278, 2458, 4556, 4916, 5695, 6145, 11390, 12290, 20893, 22780, 24580, 41786, 82343, 83572, 104465, 164686, 208930, 329372, 411715, 417860, 823430, 1399831, 1646860, 2799662, 5599324, 6999155, 13998310, 27996620]

約数ペア:

[(1, 27996620), (2, 13998310), (4, 6999155), (5, 5599324), (10, 2799662), (17, 1646860), (20, 1399831), (34, 823430), (67, 417860), (68, 411715), (85, 329372), (134, 208930), (170, 164686), (268, 104465), (335, 83572), (340, 82343), (670, 41786), (1139, 24580), (1229, 22780), (1340, 20893), (2278, 12290), (2458, 11390), (4556, 6145), (4916, 5695)]