40391661520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{547}}^1\times {\mathrm{131861}}^1$

素因数の和:132428

約数の個数: 80

約数和(自身を含む): 107523439488

約数和(自身を除く): 67131777968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 547, 560, 1094, 2188, 2735, 3829, 4376, 5470, 7658, 8752, 10940, 15316, 19145, 21880, 30632, 38290, 43760, 61264, 76580, 131861, 153160, 263722, 306320, 527444, 659305, 923027, 1054888, 1318610, 1846054, 2109776, 2637220, 3692108, 4615135, 5274440, 7384216, 9230270, 10548880, 14768432, 18460540, 36921080, 72127967, 73842160, 144255934, 288511868, 360639835, 504895769, 577023736, 721279670, 1009791538, 1154047472, 1442559340, 2019583076, 2524478845, 2885118680, 4039166152, 5048957690, 5770237360, 8078332304, 10097915380, 20195830760, 40391661520]

約数ペア:

[(1, 40391661520), (2, 20195830760), (4, 10097915380), (5, 8078332304), (7, 5770237360), (8, 5048957690), (10, 4039166152), (14, 2885118680), (16, 2524478845), (20, 2019583076), (28, 1442559340), (35, 1154047472), (40, 1009791538), (56, 721279670), (70, 577023736), (80, 504895769), (112, 360639835), (140, 288511868), (280, 144255934), (547, 73842160), (560, 72127967), (1094, 36921080), (2188, 18460540), (2735, 14768432), (3829, 10548880), (4376, 9230270), (5470, 7384216), (7658, 5274440), (8752, 4615135), (10940, 3692108), (15316, 2637220), (19145, 2109776), (21880, 1846054), (30632, 1318610), (38290, 1054888), (43760, 923027), (61264, 659305), (76580, 527444), (131861, 306320), (153160, 263722)]