23708888

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 52876800

約数和(自身を除く): 29167912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 71, 89, 134, 142, 178, 268, 284, 356, 469, 497, 536, 568, 623, 712, 938, 994, 1246, 1876, 1988, 2492, 3752, 3976, 4757, 4984, 5963, 6319, 9514, 11926, 12638, 19028, 23852, 25276, 33299, 38056, 41741, 44233, 47704, 50552, 66598, 83482, 88466, 133196, 166964, 176932, 266392, 333928, 353864, 423373, 846746, 1693492, 2963611, 3386984, 5927222, 11854444, 23708888]

約数ペア:

[(1, 23708888), (2, 11854444), (4, 5927222), (7, 3386984), (8, 2963611), (14, 1693492), (28, 846746), (56, 423373), (67, 353864), (71, 333928), (89, 266392), (134, 176932), (142, 166964), (178, 133196), (268, 88466), (284, 83482), (356, 66598), (469, 50552), (497, 47704), (536, 44233), (568, 41741), (623, 38056), (712, 33299), (938, 25276), (994, 23852), (1246, 19028), (1876, 12638), (1988, 11926), (2492, 9514), (3752, 6319), (3976, 5963), (4757, 4984)]