1421928880

素因数分解:

$2^4\times 5^1\times {\mathrm{1487}}^1\times {\mathrm{11953}}^1$

素因数の和:13453

約数の個数: 40

約数和(自身を含む): 3308484672

約数和(自身を除く): 1886555792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1487, 2974, 5948, 7435, 11896, 11953, 14870, 23792, 23906, 29740, 47812, 59480, 59765, 95624, 118960, 119530, 191248, 239060, 478120, 956240, 17774111, 35548222, 71096444, 88870555, 142192888, 177741110, 284385776, 355482220, 710964440, 1421928880]

約数ペア:

[(1, 1421928880), (2, 710964440), (4, 355482220), (5, 284385776), (8, 177741110), (10, 142192888), (16, 88870555), (20, 71096444), (40, 35548222), (80, 17774111), (1487, 956240), (2974, 478120), (5948, 239060), (7435, 191248), (11896, 119530), (11953, 118960), (14870, 95624), (23792, 59765), (23906, 59480), (29740, 47812)]