2214800

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{113}}^1$

素因数の和:145

約数の個数: 90

約数和(自身を含む): 6244578

約数和(自身を除く): 4029778

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 113, 140, 175, 196, 200, 226, 245, 280, 350, 392, 400, 452, 490, 560, 565, 700, 784, 791, 904, 980, 1130, 1225, 1400, 1582, 1808, 1960, 2260, 2450, 2800, 2825, 3164, 3920, 3955, 4520, 4900, 5537, 5650, 6328, 7910, 9040, 9800, 11074, 11300, 12656, 15820, 19600, 19775, 22148, 22600, 27685, 31640, 39550, 44296, 45200, 55370, 63280, 79100, 88592, 110740, 138425, 158200, 221480, 276850, 316400, 442960, 553700, 1107400, 2214800]

約数ペア:

[(1, 2214800), (2, 1107400), (4, 553700), (5, 442960), (7, 316400), (8, 276850), (10, 221480), (14, 158200), (16, 138425), (20, 110740), (25, 88592), (28, 79100), (35, 63280), (40, 55370), (49, 45200), (50, 44296), (56, 39550), (70, 31640), (80, 27685), (98, 22600), (100, 22148), (112, 19775), (113, 19600), (140, 15820), (175, 12656), (196, 11300), (200, 11074), (226, 9800), (245, 9040), (280, 7910), (350, 6328), (392, 5650), (400, 5537), (452, 4900), (490, 4520), (560, 3955), (565, 3920), (700, 3164), (784, 2825), (791, 2800), (904, 2450), (980, 2260), (1130, 1960), (1225, 1808), (1400, 1582)]