2901970

素因数分解:

$2^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{557}}^1$

素因数の和:1085

約数の個数: 16

約数和(自身を含む): 5242968

約数和(自身を除く): 2340998

約数列:

[1, 2, 5, 10, 521, 557, 1042, 1114, 2605, 2785, 5210, 5570, 290197, 580394, 1450985, 2901970]

約数ペア:

[(1, 2901970), (2, 1450985), (5, 580394), (10, 290197), (521, 5570), (557, 5210), (1042, 2785), (1114, 2605)]