2045259728

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{509}}^1$

素因数の和:780

約数の個数: 80

約数和(自身を含む): 4234550400

約数和(自身を除く): 2189290672

約数列:

[1, 2, 4, 8, 16, 23, 46, 61, 92, 122, 179, 184, 244, 358, 368, 488, 509, 716, 976, 1018, 1403, 1432, 2036, 2806, 2864, 4072, 4117, 5612, 8144, 8234, 10919, 11224, 11707, 16468, 21838, 22448, 23414, 31049, 32936, 43676, 46828, 62098, 65872, 87352, 91111, 93656, 124196, 174704, 182222, 187312, 248392, 251137, 364444, 496784, 502274, 714127, 728888, 1004548, 1428254, 1457776, 2009096, 2095553, 2856508, 4018192, 4191106, 5557771, 5713016, 8382212, 11115542, 11426032, 16764424, 22231084, 33528848, 44462168, 88924336, 127828733, 255657466, 511314932, 1022629864, 2045259728]

約数ペア:

[(1, 2045259728), (2, 1022629864), (4, 511314932), (8, 255657466), (16, 127828733), (23, 88924336), (46, 44462168), (61, 33528848), (92, 22231084), (122, 16764424), (179, 11426032), (184, 11115542), (244, 8382212), (358, 5713016), (368, 5557771), (488, 4191106), (509, 4018192), (716, 2856508), (976, 2095553), (1018, 2009096), (1403, 1457776), (1432, 1428254), (2036, 1004548), (2806, 728888), (2864, 714127), (4072, 502274), (4117, 496784), (5612, 364444), (8144, 251137), (8234, 248392), (10919, 187312), (11224, 182222), (11707, 174704), (16468, 124196), (21838, 93656), (22448, 91111), (23414, 87352), (31049, 65872), (32936, 62098), (43676, 46828)]