2987000

素因数分解:

$2^3\times 5^3\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:153

約数の個数: 64

約数和(自身を含む): 7300800

約数和(自身を除く): 4313800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 103, 116, 125, 145, 200, 206, 232, 250, 290, 412, 500, 515, 580, 725, 824, 1000, 1030, 1160, 1450, 2060, 2575, 2900, 2987, 3625, 4120, 5150, 5800, 5974, 7250, 10300, 11948, 12875, 14500, 14935, 20600, 23896, 25750, 29000, 29870, 51500, 59740, 74675, 103000, 119480, 149350, 298700, 373375, 597400, 746750, 1493500, 2987000]

約数ペア:

[(1, 2987000), (2, 1493500), (4, 746750), (5, 597400), (8, 373375), (10, 298700), (20, 149350), (25, 119480), (29, 103000), (40, 74675), (50, 59740), (58, 51500), (100, 29870), (103, 29000), (116, 25750), (125, 23896), (145, 20600), (200, 14935), (206, 14500), (232, 12875), (250, 11948), (290, 10300), (412, 7250), (500, 5974), (515, 5800), (580, 5150), (725, 4120), (824, 3625), (1000, 2987), (1030, 2900), (1160, 2575), (1450, 2060)]