20108600

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{3467}}^1$

素因数の和:3512

約数の個数: 48

約数和(自身を含む): 48378600

約数和(自身を除く): 28270000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 145, 200, 232, 290, 580, 725, 1160, 1450, 2900, 3467, 5800, 6934, 13868, 17335, 27736, 34670, 69340, 86675, 100543, 138680, 173350, 201086, 346700, 402172, 502715, 693400, 804344, 1005430, 2010860, 2513575, 4021720, 5027150, 10054300, 20108600]

約数ペア:

[(1, 20108600), (2, 10054300), (4, 5027150), (5, 4021720), (8, 2513575), (10, 2010860), (20, 1005430), (25, 804344), (29, 693400), (40, 502715), (50, 402172), (58, 346700), (100, 201086), (116, 173350), (145, 138680), (200, 100543), (232, 86675), (290, 69340), (580, 34670), (725, 27736), (1160, 17335), (1450, 13868), (2900, 6934), (3467, 5800)]