28080708

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1559}}^1$

素因数の和:1664

約数の個数: 48

約数和(自身を含む): 69888000

約数和(自身を除く): 41807292

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 79, 114, 158, 228, 237, 316, 474, 948, 1501, 1559, 3002, 3118, 4503, 4677, 6004, 6236, 9006, 9354, 18012, 18708, 29621, 59242, 88863, 118484, 123161, 177726, 246322, 355452, 369483, 492644, 738966, 1477932, 2340059, 4680118, 7020177, 9360236, 14040354, 28080708]

約数ペア:

[(1, 28080708), (2, 14040354), (3, 9360236), (4, 7020177), (6, 4680118), (12, 2340059), (19, 1477932), (38, 738966), (57, 492644), (76, 369483), (79, 355452), (114, 246322), (158, 177726), (228, 123161), (237, 118484), (316, 88863), (474, 59242), (948, 29621), (1501, 18708), (1559, 18012), (3002, 9354), (3118, 9006), (4503, 6236), (4677, 6004)]