2188600

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 5267520

約数和(自身を除く): 3078920

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 353, 620, 706, 775, 1240, 1412, 1550, 1765, 2824, 3100, 3530, 6200, 7060, 8825, 10943, 14120, 17650, 21886, 35300, 43772, 54715, 70600, 87544, 109430, 218860, 273575, 437720, 547150, 1094300, 2188600]

約数ペア:

[(1, 2188600), (2, 1094300), (4, 547150), (5, 437720), (8, 273575), (10, 218860), (20, 109430), (25, 87544), (31, 70600), (40, 54715), (50, 43772), (62, 35300), (100, 21886), (124, 17650), (155, 14120), (200, 10943), (248, 8825), (310, 7060), (353, 6200), (620, 3530), (706, 3100), (775, 2824), (1240, 1765), (1412, 1550)]