208023460

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{81899}}^1$

素因数の和:82035

約数の個数: 24

約数和(自身を含む): 440294400

約数和(自身を除く): 232270940

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 81899, 163798, 327596, 409495, 818990, 1637980, 10401173, 20802346, 41604692, 52005865, 104011730, 208023460]

約数ペア:

[(1, 208023460), (2, 104011730), (4, 52005865), (5, 41604692), (10, 20802346), (20, 10401173), (127, 1637980), (254, 818990), (508, 409495), (635, 327596), (1270, 163798), (2540, 81899)]