39663970

素因数分解:

$2^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{7121}}^1$

素因数の和:7685

約数の個数: 16

約数和(自身を含む): 71533368

約数和(自身を除く): 31869398

約数列:

[1, 2, 5, 10, 557, 1114, 2785, 5570, 7121, 14242, 35605, 71210, 3966397, 7932794, 19831985, 39663970]

約数ペア:

[(1, 39663970), (2, 19831985), (5, 7932794), (10, 3966397), (557, 71210), (1114, 35605), (2785, 14242), (5570, 7121)]