1796718320

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{431}}^1\times {\mathrm{487}}^1$

素因数の和:1038

約数の個数: 80

約数和(自身を含む): 4234871808

約数和(自身を除く): 2438153488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 431, 487, 535, 856, 862, 974, 1070, 1712, 1724, 1948, 2140, 2155, 2435, 3448, 3896, 4280, 4310, 4870, 6896, 7792, 8560, 8620, 9740, 17240, 19480, 34480, 38960, 46117, 52109, 92234, 104218, 184468, 208436, 209897, 230585, 260545, 368936, 416872, 419794, 461170, 521090, 737872, 833744, 839588, 922340, 1042180, 1049485, 1679176, 1844680, 2084360, 2098970, 3358352, 3689360, 4168720, 4197940, 8395880, 16791760, 22458979, 44917958, 89835916, 112294895, 179671832, 224589790, 359343664, 449179580, 898359160, 1796718320]

約数ペア:

[(1, 1796718320), (2, 898359160), (4, 449179580), (5, 359343664), (8, 224589790), (10, 179671832), (16, 112294895), (20, 89835916), (40, 44917958), (80, 22458979), (107, 16791760), (214, 8395880), (428, 4197940), (431, 4168720), (487, 3689360), (535, 3358352), (856, 2098970), (862, 2084360), (974, 1844680), (1070, 1679176), (1712, 1049485), (1724, 1042180), (1948, 922340), (2140, 839588), (2155, 833744), (2435, 737872), (3448, 521090), (3896, 461170), (4280, 419794), (4310, 416872), (4870, 368936), (6896, 260545), (7792, 230585), (8560, 209897), (8620, 208436), (9740, 184468), (17240, 104218), (19480, 92234), (34480, 52109), (38960, 46117)]