4065500

素因数分解:

$2^2\times 5^3\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 9120384

約数和(自身を除く): 5054884

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 125, 173, 188, 235, 250, 346, 470, 500, 692, 865, 940, 1175, 1730, 2350, 3460, 4325, 4700, 5875, 8131, 8650, 11750, 16262, 17300, 21625, 23500, 32524, 40655, 43250, 81310, 86500, 162620, 203275, 406550, 813100, 1016375, 2032750, 4065500]

約数ペア:

[(1, 4065500), (2, 2032750), (4, 1016375), (5, 813100), (10, 406550), (20, 203275), (25, 162620), (47, 86500), (50, 81310), (94, 43250), (100, 40655), (125, 32524), (173, 23500), (188, 21625), (235, 17300), (250, 16262), (346, 11750), (470, 8650), (500, 8131), (692, 5875), (865, 4700), (940, 4325), (1175, 3460), (1730, 2350)]