2081450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1$

素因数の和:351

約数の個数: 48

約数和(自身を含む): 4672320

約数和(自身を除く): 2590870

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 50, 70, 95, 133, 175, 190, 266, 313, 350, 475, 626, 665, 950, 1330, 1565, 2191, 3130, 3325, 4382, 5947, 6650, 7825, 10955, 11894, 15650, 21910, 29735, 41629, 54775, 59470, 83258, 109550, 148675, 208145, 297350, 416290, 1040725, 2081450]

約数ペア:

[(1, 2081450), (2, 1040725), (5, 416290), (7, 297350), (10, 208145), (14, 148675), (19, 109550), (25, 83258), (35, 59470), (38, 54775), (50, 41629), (70, 29735), (95, 21910), (133, 15650), (175, 11894), (190, 10955), (266, 7825), (313, 6650), (350, 5947), (475, 4382), (626, 3325), (665, 3130), (950, 2191), (1330, 1565)]