2108590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{661}}^1$

素因数の和:708

約数の個数: 32

約数和(自身を含む): 4289760

約数和(自身を除く): 2181170

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 661, 1322, 1595, 3190, 3305, 6610, 7271, 14542, 19169, 36355, 38338, 72710, 95845, 191690, 210859, 421718, 1054295, 2108590]

約数ペア:

[(1, 2108590), (2, 1054295), (5, 421718), (10, 210859), (11, 191690), (22, 95845), (29, 72710), (55, 38338), (58, 36355), (110, 19169), (145, 14542), (290, 7271), (319, 6610), (638, 3305), (661, 3190), (1322, 1595)]