12997662580

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{499}}^1\times {\mathrm{3797}}^1$

素因数の和:4326

約数の個数: 96

約数和(自身を含む): 31903200000

約数和(自身を除く): 18905537420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 499, 686, 980, 998, 1372, 1715, 1996, 2495, 3430, 3493, 3797, 4990, 6860, 6986, 7594, 9980, 13972, 15188, 17465, 18985, 24451, 26579, 34930, 37970, 48902, 53158, 69860, 75940, 97804, 106316, 122255, 132895, 171157, 186053, 244510, 265790, 342314, 372106, 489020, 531580, 684628, 744212, 855785, 930265, 1302371, 1711570, 1860530, 1894703, 2604742, 3423140, 3721060, 3789406, 5209484, 6511855, 7578812, 9473515, 13023710, 13262921, 18947030, 26047420, 26525842, 37894060, 53051684, 66314605, 92840447, 132629210, 185680894, 265258420, 371361788, 464202235, 649883129, 928404470, 1299766258, 1856808940, 2599532516, 3249415645, 6498831290, 12997662580]

約数ペア:

[(1, 12997662580), (2, 6498831290), (4, 3249415645), (5, 2599532516), (7, 1856808940), (10, 1299766258), (14, 928404470), (20, 649883129), (28, 464202235), (35, 371361788), (49, 265258420), (70, 185680894), (98, 132629210), (140, 92840447), (196, 66314605), (245, 53051684), (343, 37894060), (490, 26525842), (499, 26047420), (686, 18947030), (980, 13262921), (998, 13023710), (1372, 9473515), (1715, 7578812), (1996, 6511855), (2495, 5209484), (3430, 3789406), (3493, 3721060), (3797, 3423140), (4990, 2604742), (6860, 1894703), (6986, 1860530), (7594, 1711570), (9980, 1302371), (13972, 930265), (15188, 855785), (17465, 744212), (18985, 684628), (24451, 531580), (26579, 489020), (34930, 372106), (37970, 342314), (48902, 265790), (53158, 244510), (69860, 186053), (75940, 171157), (97804, 132895), (106316, 122255)]