20341600

素因数分解:

$2^5\times 5^2\times {\mathrm{47}}^1\times {\mathrm{541}}^1$

素因数の和:608

約数の個数: 72

約数和(自身を含む): 50809248

約数和(自身を除く): 30467648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 47, 50, 80, 94, 100, 160, 188, 200, 235, 376, 400, 470, 541, 752, 800, 940, 1082, 1175, 1504, 1880, 2164, 2350, 2705, 3760, 4328, 4700, 5410, 7520, 8656, 9400, 10820, 13525, 17312, 18800, 21640, 25427, 27050, 37600, 43280, 50854, 54100, 86560, 101708, 108200, 127135, 203416, 216400, 254270, 406832, 432800, 508540, 635675, 813664, 1017080, 1271350, 2034160, 2542700, 4068320, 5085400, 10170800, 20341600]

約数ペア:

[(1, 20341600), (2, 10170800), (4, 5085400), (5, 4068320), (8, 2542700), (10, 2034160), (16, 1271350), (20, 1017080), (25, 813664), (32, 635675), (40, 508540), (47, 432800), (50, 406832), (80, 254270), (94, 216400), (100, 203416), (160, 127135), (188, 108200), (200, 101708), (235, 86560), (376, 54100), (400, 50854), (470, 43280), (541, 37600), (752, 27050), (800, 25427), (940, 21640), (1082, 18800), (1175, 17312), (1504, 13525), (1880, 10820), (2164, 9400), (2350, 8656), (2705, 7520), (3760, 5410), (4328, 4700)]