1128790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 2308320

約数和(自身を除く): 1179530

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 457, 494, 914, 1235, 2285, 2470, 4570, 5941, 8683, 11882, 17366, 29705, 43415, 59410, 86830, 112879, 225758, 564395, 1128790]

約数ペア:

[(1, 1128790), (2, 564395), (5, 225758), (10, 112879), (13, 86830), (19, 59410), (26, 43415), (38, 29705), (65, 17366), (95, 11882), (130, 8683), (190, 5941), (247, 4570), (457, 2470), (494, 2285), (914, 1235)]