290807578

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{859}}^1$

素因数の和:1090

約数の個数: 32

約数和(自身を含む): 470592000

約数和(自身を除く): 179784422

約数列:

[1, 2, 19, 38, 59, 118, 151, 302, 859, 1121, 1718, 2242, 2869, 5738, 8909, 16321, 17818, 32642, 50681, 101362, 129709, 169271, 259418, 338542, 962939, 1925878, 2464471, 4928942, 7652831, 15305662, 145403789, 290807578]

約数ペア:

[(1, 290807578), (2, 145403789), (19, 15305662), (38, 7652831), (59, 4928942), (118, 2464471), (151, 1925878), (302, 962939), (859, 338542), (1121, 259418), (1718, 169271), (2242, 129709), (2869, 101362), (5738, 50681), (8909, 32642), (16321, 17818)]