420172384

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{2689}}^1$

素因数の和:2975

約数の個数: 48

約数和(自身を含む): 874465200

約数和(自身を除く): 454292816

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 257, 304, 514, 608, 1028, 2056, 2689, 4112, 4883, 5378, 8224, 9766, 10756, 19532, 21512, 39064, 43024, 51091, 78128, 86048, 102182, 156256, 204364, 408728, 691073, 817456, 1382146, 1634912, 2764292, 5528584, 11057168, 13130387, 22114336, 26260774, 52521548, 105043096, 210086192, 420172384]

約数ペア:

[(1, 420172384), (2, 210086192), (4, 105043096), (8, 52521548), (16, 26260774), (19, 22114336), (32, 13130387), (38, 11057168), (76, 5528584), (152, 2764292), (257, 1634912), (304, 1382146), (514, 817456), (608, 691073), (1028, 408728), (2056, 204364), (2689, 156256), (4112, 102182), (4883, 86048), (5378, 78128), (8224, 51091), (9766, 43024), (10756, 39064), (19532, 21512)]