2020521728

素因数分解:

$2^8\times {\mathrm{47}}^1\times {\mathrm{307}}^1\times {\mathrm{547}}^1$

素因数の和:917

約数の個数: 72

約数和(自身を含む): 4139933952

約数和(自身を除く): 2119412224

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 128, 188, 256, 307, 376, 547, 614, 752, 1094, 1228, 1504, 2188, 2456, 3008, 4376, 4912, 6016, 8752, 9824, 12032, 14429, 17504, 19648, 25709, 28858, 35008, 39296, 51418, 57716, 70016, 78592, 102836, 115432, 140032, 167929, 205672, 230864, 335858, 411344, 461728, 671716, 822688, 923456, 1343432, 1645376, 1846912, 2686864, 3290752, 3693824, 5373728, 6581504, 7892663, 10747456, 15785326, 21494912, 31570652, 42989824, 63141304, 126282608, 252565216, 505130432, 1010260864, 2020521728]

約数ペア:

[(1, 2020521728), (2, 1010260864), (4, 505130432), (8, 252565216), (16, 126282608), (32, 63141304), (47, 42989824), (64, 31570652), (94, 21494912), (128, 15785326), (188, 10747456), (256, 7892663), (307, 6581504), (376, 5373728), (547, 3693824), (614, 3290752), (752, 2686864), (1094, 1846912), (1228, 1645376), (1504, 1343432), (2188, 923456), (2456, 822688), (3008, 671716), (4376, 461728), (4912, 411344), (6016, 335858), (8752, 230864), (9824, 205672), (12032, 167929), (14429, 140032), (17504, 115432), (19648, 102836), (25709, 78592), (28858, 70016), (35008, 57716), (39296, 51418)]