207949990

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{7699}}^1$

素因数の和:7816

約数の個数: 32

約数和(自身を含む): 389743200

約数和(自身を除く): 181793210

約数列:

[1, 2, 5, 10, 37, 73, 74, 146, 185, 365, 370, 730, 2701, 5402, 7699, 13505, 15398, 27010, 38495, 76990, 284863, 562027, 569726, 1124054, 1424315, 2810135, 2848630, 5620270, 20794999, 41589998, 103974995, 207949990]

約数ペア:

[(1, 207949990), (2, 103974995), (5, 41589998), (10, 20794999), (37, 5620270), (73, 2848630), (74, 2810135), (146, 1424315), (185, 1124054), (365, 569726), (370, 562027), (730, 284863), (2701, 76990), (5402, 38495), (7699, 27010), (13505, 15398)]