40339936

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1979}}^1$

素因数の和:2016

約数の個数: 72

約数和(自身を含む): 99542520

約数和(自身を除く): 59202584

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 637, 728, 784, 1274, 1456, 1568, 1979, 2548, 2912, 3958, 5096, 7916, 10192, 13853, 15832, 20384, 25727, 27706, 31664, 51454, 55412, 63328, 96971, 102908, 110824, 180089, 193942, 205816, 221648, 360178, 387884, 411632, 443296, 720356, 775768, 823264, 1260623, 1440712, 1551536, 2521246, 2881424, 3103072, 5042492, 5762848, 10084984, 20169968, 40339936]

約数ペア:

[(1, 40339936), (2, 20169968), (4, 10084984), (7, 5762848), (8, 5042492), (13, 3103072), (14, 2881424), (16, 2521246), (26, 1551536), (28, 1440712), (32, 1260623), (49, 823264), (52, 775768), (56, 720356), (91, 443296), (98, 411632), (104, 387884), (112, 360178), (182, 221648), (196, 205816), (208, 193942), (224, 180089), (364, 110824), (392, 102908), (416, 96971), (637, 63328), (728, 55412), (784, 51454), (1274, 31664), (1456, 27706), (1568, 25727), (1979, 20384), (2548, 15832), (2912, 13853), (3958, 10192), (5096, 7916)]