2021286080

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{19801}}^1$

素因数の和:19858

約数の個数: 112

約数和(自身を含む): 5432084640

約数和(自身を除く): 3410798560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 64, 80, 88, 110, 116, 145, 160, 176, 220, 232, 290, 319, 320, 352, 440, 464, 580, 638, 704, 880, 928, 1160, 1276, 1595, 1760, 1856, 2320, 2552, 3190, 3520, 4640, 5104, 6380, 9280, 10208, 12760, 19801, 20416, 25520, 39602, 51040, 79204, 99005, 102080, 158408, 198010, 217811, 316816, 396020, 435622, 574229, 633632, 792040, 871244, 1089055, 1148458, 1267264, 1584080, 1742488, 2178110, 2296916, 2871145, 3168160, 3484976, 4356220, 4593832, 5742290, 6316519, 6336320, 6969952, 8712440, 9187664, 11484580, 12633038, 13939904, 17424880, 18375328, 22969160, 25266076, 31582595, 34849760, 36750656, 45938320, 50532152, 63165190, 69699520, 91876640, 101064304, 126330380, 183753280, 202128608, 252660760, 404257216, 505321520, 1010643040, 2021286080]

約数ペア:

[(1, 2021286080), (2, 1010643040), (4, 505321520), (5, 404257216), (8, 252660760), (10, 202128608), (11, 183753280), (16, 126330380), (20, 101064304), (22, 91876640), (29, 69699520), (32, 63165190), (40, 50532152), (44, 45938320), (55, 36750656), (58, 34849760), (64, 31582595), (80, 25266076), (88, 22969160), (110, 18375328), (116, 17424880), (145, 13939904), (160, 12633038), (176, 11484580), (220, 9187664), (232, 8712440), (290, 6969952), (319, 6336320), (320, 6316519), (352, 5742290), (440, 4593832), (464, 4356220), (580, 3484976), (638, 3168160), (704, 2871145), (880, 2296916), (928, 2178110), (1160, 1742488), (1276, 1584080), (1595, 1267264), (1760, 1148458), (1856, 1089055), (2320, 871244), (2552, 792040), (3190, 633632), (3520, 574229), (4640, 435622), (5104, 396020), (6380, 316816), (9280, 217811), (10208, 198010), (12760, 158408), (19801, 102080), (20416, 99005), (25520, 79204), (39602, 51040)]