2021600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{19}}^2$

素因数の和:65

約数の個数: 108

約数和(自身を含む): 5952744

約数和(自身を除く): 3931144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 32, 35, 38, 40, 50, 56, 70, 76, 80, 95, 100, 112, 133, 140, 152, 160, 175, 190, 200, 224, 266, 280, 304, 350, 361, 380, 400, 475, 532, 560, 608, 665, 700, 722, 760, 800, 950, 1064, 1120, 1330, 1400, 1444, 1520, 1805, 1900, 2128, 2527, 2660, 2800, 2888, 3040, 3325, 3610, 3800, 4256, 5054, 5320, 5600, 5776, 6650, 7220, 7600, 9025, 10108, 10640, 11552, 12635, 13300, 14440, 15200, 18050, 20216, 21280, 25270, 26600, 28880, 36100, 40432, 50540, 53200, 57760, 63175, 72200, 80864, 101080, 106400, 126350, 144400, 202160, 252700, 288800, 404320, 505400, 1010800, 2021600]

約数ペア:

[(1, 2021600), (2, 1010800), (4, 505400), (5, 404320), (7, 288800), (8, 252700), (10, 202160), (14, 144400), (16, 126350), (19, 106400), (20, 101080), (25, 80864), (28, 72200), (32, 63175), (35, 57760), (38, 53200), (40, 50540), (50, 40432), (56, 36100), (70, 28880), (76, 26600), (80, 25270), (95, 21280), (100, 20216), (112, 18050), (133, 15200), (140, 14440), (152, 13300), (160, 12635), (175, 11552), (190, 10640), (200, 10108), (224, 9025), (266, 7600), (280, 7220), (304, 6650), (350, 5776), (361, 5600), (380, 5320), (400, 5054), (475, 4256), (532, 3800), (560, 3610), (608, 3325), (665, 3040), (700, 2888), (722, 2800), (760, 2660), (800, 2527), (950, 2128), (1064, 1900), (1120, 1805), (1330, 1520), (1400, 1444)]