788679940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1\times {\mathrm{4909}}^1$

素因数の和:5224

約数の個数: 48

約数和(自身を含む): 1719874800

約数和(自身を除く): 931194860

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 277, 290, 554, 580, 1108, 1385, 2770, 4909, 5540, 8033, 9818, 16066, 19636, 24545, 32132, 40165, 49090, 80330, 98180, 142361, 160660, 284722, 569444, 711805, 1359793, 1423610, 2719586, 2847220, 5439172, 6798965, 13597930, 27195860, 39433997, 78867994, 157735988, 197169985, 394339970, 788679940]

約数ペア:

[(1, 788679940), (2, 394339970), (4, 197169985), (5, 157735988), (10, 78867994), (20, 39433997), (29, 27195860), (58, 13597930), (116, 6798965), (145, 5439172), (277, 2847220), (290, 2719586), (554, 1423610), (580, 1359793), (1108, 711805), (1385, 569444), (2770, 284722), (4909, 160660), (5540, 142361), (8033, 98180), (9818, 80330), (16066, 49090), (19636, 40165), (24545, 32132)]