20144245872

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{307903}}^1$

素因数の和:307990

約数の個数: 80

約数和(自身を含む): 54979338240

約数和(自身を除く): 34835092368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 47, 48, 58, 87, 94, 116, 141, 174, 188, 232, 282, 348, 376, 464, 564, 696, 752, 1128, 1363, 1392, 2256, 2726, 4089, 5452, 8178, 10904, 16356, 21808, 32712, 65424, 307903, 615806, 923709, 1231612, 1847418, 2463224, 3694836, 4926448, 7389672, 8929187, 14471441, 14779344, 17858374, 26787561, 28942882, 35716748, 43414323, 53575122, 57885764, 71433496, 86828646, 107150244, 115771528, 142866992, 173657292, 214300488, 231543056, 347314584, 419671789, 428600976, 694629168, 839343578, 1259015367, 1678687156, 2518030734, 3357374312, 5036061468, 6714748624, 10072122936, 20144245872]

約数ペア:

[(1, 20144245872), (2, 10072122936), (3, 6714748624), (4, 5036061468), (6, 3357374312), (8, 2518030734), (12, 1678687156), (16, 1259015367), (24, 839343578), (29, 694629168), (47, 428600976), (48, 419671789), (58, 347314584), (87, 231543056), (94, 214300488), (116, 173657292), (141, 142866992), (174, 115771528), (188, 107150244), (232, 86828646), (282, 71433496), (348, 57885764), (376, 53575122), (464, 43414323), (564, 35716748), (696, 28942882), (752, 26787561), (1128, 17858374), (1363, 14779344), (1392, 14471441), (2256, 8929187), (2726, 7389672), (4089, 4926448), (5452, 3694836), (8178, 2463224), (10904, 1847418), (16356, 1231612), (21808, 923709), (32712, 615806), (65424, 307903)]