20443046890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{26717}}^1$

素因数の和:27391

約数の個数: 64

約数和(自身を含む): 44598968064

約数和(自身を除く): 24155921174

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 643, 1190, 1286, 3215, 4501, 6430, 9002, 10931, 21862, 22505, 26717, 45010, 53434, 54655, 76517, 109310, 133585, 153034, 187019, 267170, 374038, 382585, 454189, 765170, 908378, 935095, 1870190, 2270945, 3179323, 4541890, 6358646, 15896615, 17179031, 31793230, 34358062, 85895155, 120253217, 171790310, 240506434, 292043527, 584087054, 601266085, 1202532170, 1460217635, 2044304689, 2920435270, 4088609378, 10221523445, 20443046890]

約数ペア:

[(1, 20443046890), (2, 10221523445), (5, 4088609378), (7, 2920435270), (10, 2044304689), (14, 1460217635), (17, 1202532170), (34, 601266085), (35, 584087054), (70, 292043527), (85, 240506434), (119, 171790310), (170, 120253217), (238, 85895155), (595, 34358062), (643, 31793230), (1190, 17179031), (1286, 15896615), (3215, 6358646), (4501, 4541890), (6430, 3179323), (9002, 2270945), (10931, 1870190), (21862, 935095), (22505, 908378), (26717, 765170), (45010, 454189), (53434, 382585), (54655, 374038), (76517, 267170), (109310, 187019), (133585, 153034)]