286709820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{11087}}^1$

素因数の和:11530

約数の個数: 48

約数和(自身を含む): 804722688

約数和(自身を除く): 518012868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 431, 862, 1293, 1724, 2155, 2586, 4310, 5172, 6465, 8620, 11087, 12930, 22174, 25860, 33261, 44348, 55435, 66522, 110870, 133044, 166305, 221740, 332610, 665220, 4778497, 9556994, 14335491, 19113988, 23892485, 28670982, 47784970, 57341964, 71677455, 95569940, 143354910, 286709820]

約数ペア:

[(1, 286709820), (2, 143354910), (3, 95569940), (4, 71677455), (5, 57341964), (6, 47784970), (10, 28670982), (12, 23892485), (15, 19113988), (20, 14335491), (30, 9556994), (60, 4778497), (431, 665220), (862, 332610), (1293, 221740), (1724, 166305), (2155, 133044), (2586, 110870), (4310, 66522), (5172, 55435), (6465, 44348), (8620, 33261), (11087, 25860), (12930, 22174)]