2028991690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{801973}}^1$

素因数の和:802014

約数の個数: 32

約数和(自身を含む): 4157433216

約数和(自身を除く): 2128441526

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 801973, 1603946, 4009865, 8019730, 8821703, 17643406, 18445379, 36890758, 44108515, 88217030, 92226895, 184453790, 202899169, 405798338, 1014495845, 2028991690]

約数ペア:

[(1, 2028991690), (2, 1014495845), (5, 405798338), (10, 202899169), (11, 184453790), (22, 92226895), (23, 88217030), (46, 44108515), (55, 36890758), (110, 18445379), (115, 17643406), (230, 8821703), (253, 8019730), (506, 4009865), (1265, 1603946), (2530, 801973)]