27540640

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4003}}^1$

素因数の和:4061

約数の個数: 48

約数和(自身を含む): 66594528

約数和(自身を除く): 39053888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 4003, 6880, 8006, 16012, 20015, 32024, 40030, 64048, 80060, 128096, 160120, 172129, 320240, 344258, 640480, 688516, 860645, 1377032, 1721290, 2754064, 3442580, 5508128, 6885160, 13770320, 27540640]

約数ペア:

[(1, 27540640), (2, 13770320), (4, 6885160), (5, 5508128), (8, 3442580), (10, 2754064), (16, 1721290), (20, 1377032), (32, 860645), (40, 688516), (43, 640480), (80, 344258), (86, 320240), (160, 172129), (172, 160120), (215, 128096), (344, 80060), (430, 64048), (688, 40030), (860, 32024), (1376, 20015), (1720, 16012), (3440, 8006), (4003, 6880)]