201994755880

素因数分解:

$2^3\times 5^1\times {\mathrm{8887}}^1\times {\mathrm{568231}}^1$

素因数の和:577129

約数の個数: 32

約数和(自身を含む): 454540141440

約数和(自身を除く): 252545385560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 8887, 17774, 35548, 44435, 71096, 88870, 177740, 355480, 568231, 1136462, 2272924, 2841155, 4545848, 5682310, 11364620, 22729240, 5049868897, 10099737794, 20199475588, 25249344485, 40398951176, 50498688970, 100997377940, 201994755880]

約数ペア:

[(1, 201994755880), (2, 100997377940), (4, 50498688970), (5, 40398951176), (8, 25249344485), (10, 20199475588), (20, 10099737794), (40, 5049868897), (8887, 22729240), (17774, 11364620), (35548, 5682310), (44435, 4545848), (71096, 2841155), (88870, 2272924), (177740, 1136462), (355480, 568231)]