142714540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{557}}^2$

素因数の和:1146

約数の個数: 36

約数和(自身を含む): 313293456

約数和(自身を除く): 170578916

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 557, 1114, 2228, 2785, 5570, 11140, 12811, 25622, 51244, 64055, 128110, 256220, 310249, 620498, 1240996, 1551245, 3102490, 6204980, 7135727, 14271454, 28542908, 35678635, 71357270, 142714540]

約数ペア:

[(1, 142714540), (2, 71357270), (4, 35678635), (5, 28542908), (10, 14271454), (20, 7135727), (23, 6204980), (46, 3102490), (92, 1551245), (115, 1240996), (230, 620498), (460, 310249), (557, 256220), (1114, 128110), (2228, 64055), (2785, 51244), (5570, 25622), (11140, 12811)]