39971952

素因数分解:

$2^4\times 3^2\times {\mathrm{139}}^1\times {\mathrm{1997}}^1$

素因数の和:2150

約数の個数: 60

約数和(自身を含む): 112727160

約数和(自身を除く): 72755208

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, 1997, 2224, 2502, 3336, 3994, 5004, 5991, 6672, 7988, 10008, 11982, 15976, 17973, 20016, 23964, 31952, 35946, 47928, 71892, 95856, 143784, 277583, 287568, 555166, 832749, 1110332, 1665498, 2220664, 2498247, 3330996, 4441328, 4996494, 6661992, 9992988, 13323984, 19985976, 39971952]

約数ペア:

[(1, 39971952), (2, 19985976), (3, 13323984), (4, 9992988), (6, 6661992), (8, 4996494), (9, 4441328), (12, 3330996), (16, 2498247), (18, 2220664), (24, 1665498), (36, 1110332), (48, 832749), (72, 555166), (139, 287568), (144, 277583), (278, 143784), (417, 95856), (556, 71892), (834, 47928), (1112, 35946), (1251, 31952), (1668, 23964), (1997, 20016), (2224, 17973), (2502, 15976), (3336, 11982), (3994, 10008), (5004, 7988), (5991, 6672)]