2059000

素因数分解:

$2^3\times 5^3\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:121

約数の個数: 64

約数和(自身を含む): 5054400

約数和(自身を除く): 2995400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 71, 100, 116, 125, 142, 145, 200, 232, 250, 284, 290, 355, 500, 568, 580, 710, 725, 1000, 1160, 1420, 1450, 1775, 2059, 2840, 2900, 3550, 3625, 4118, 5800, 7100, 7250, 8236, 8875, 10295, 14200, 14500, 16472, 17750, 20590, 29000, 35500, 41180, 51475, 71000, 82360, 102950, 205900, 257375, 411800, 514750, 1029500, 2059000]

約数ペア:

[(1, 2059000), (2, 1029500), (4, 514750), (5, 411800), (8, 257375), (10, 205900), (20, 102950), (25, 82360), (29, 71000), (40, 51475), (50, 41180), (58, 35500), (71, 29000), (100, 20590), (116, 17750), (125, 16472), (142, 14500), (145, 14200), (200, 10295), (232, 8875), (250, 8236), (284, 7250), (290, 7100), (355, 5800), (500, 4118), (568, 3625), (580, 3550), (710, 2900), (725, 2840), (1000, 2059), (1160, 1775), (1420, 1450)]