28834080440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{829519}}^1$

素因数の和:829620

約数の個数: 64

約数和(自身を含む): 71670528000

約数和(自身を除く): 42836447560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 79, 88, 110, 158, 220, 316, 395, 440, 632, 790, 869, 1580, 1738, 3160, 3476, 4345, 6952, 8690, 17380, 34760, 829519, 1659038, 3318076, 4147595, 6636152, 8295190, 9124709, 16590380, 18249418, 33180760, 36498836, 45623545, 65532001, 72997672, 91247090, 131064002, 182494180, 262128004, 327660005, 364988360, 524256008, 655320010, 720852011, 1310640020, 1441704022, 2621280040, 2883408044, 3604260055, 5766816088, 7208520110, 14417040220, 28834080440]

約数ペア:

[(1, 28834080440), (2, 14417040220), (4, 7208520110), (5, 5766816088), (8, 3604260055), (10, 2883408044), (11, 2621280040), (20, 1441704022), (22, 1310640020), (40, 720852011), (44, 655320010), (55, 524256008), (79, 364988360), (88, 327660005), (110, 262128004), (158, 182494180), (220, 131064002), (316, 91247090), (395, 72997672), (440, 65532001), (632, 45623545), (790, 36498836), (869, 33180760), (1580, 18249418), (1738, 16590380), (3160, 9124709), (3476, 8295190), (4345, 6636152), (6952, 4147595), (8690, 3318076), (17380, 1659038), (34760, 829519)]