857090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 1753920

約数和(自身を除く): 896830

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 347, 494, 694, 1235, 1735, 2470, 3470, 4511, 6593, 9022, 13186, 22555, 32965, 45110, 65930, 85709, 171418, 428545, 857090]

約数ペア:

[(1, 857090), (2, 428545), (5, 171418), (10, 85709), (13, 65930), (19, 45110), (26, 32965), (38, 22555), (65, 13186), (95, 9022), (130, 6593), (190, 4511), (247, 3470), (347, 2470), (494, 1735), (694, 1235)]