39891888

素因数分解:

$2^4\times 3^2\times {\mathrm{139}}^1\times {\mathrm{1993}}^1$

素因数の和:2146

約数の個数: 60

約数和(自身を含む): 112501480

約数和(自身を除く): 72609592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 139, 144, 278, 417, 556, 834, 1112, 1251, 1668, 1993, 2224, 2502, 3336, 3986, 5004, 5979, 6672, 7972, 10008, 11958, 15944, 17937, 20016, 23916, 31888, 35874, 47832, 71748, 95664, 143496, 277027, 286992, 554054, 831081, 1108108, 1662162, 2216216, 2493243, 3324324, 4432432, 4986486, 6648648, 9972972, 13297296, 19945944, 39891888]

約数ペア:

[(1, 39891888), (2, 19945944), (3, 13297296), (4, 9972972), (6, 6648648), (8, 4986486), (9, 4432432), (12, 3324324), (16, 2493243), (18, 2216216), (24, 1662162), (36, 1108108), (48, 831081), (72, 554054), (139, 286992), (144, 277027), (278, 143496), (417, 95664), (556, 71748), (834, 47832), (1112, 35874), (1251, 31888), (1668, 23916), (1993, 20016), (2224, 17937), (2502, 15944), (3336, 11958), (3986, 10008), (5004, 7972), (5979, 6672)]