4217180

素因数分解:

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

素因数の和:710

約数の個数: 48

約数和(自身を含む): 10009440

約数和(自身を除く): 5792260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 661, 1276, 1322, 1595, 2644, 3190, 3305, 6380, 6610, 7271, 13220, 14542, 19169, 29084, 36355, 38338, 72710, 76676, 95845, 145420, 191690, 210859, 383380, 421718, 843436, 1054295, 2108590, 4217180]

約数ペア:

[(1, 4217180), (2, 2108590), (4, 1054295), (5, 843436), (10, 421718), (11, 383380), (20, 210859), (22, 191690), (29, 145420), (44, 95845), (55, 76676), (58, 72710), (110, 38338), (116, 36355), (145, 29084), (220, 19169), (290, 14542), (319, 13220), (580, 7271), (638, 6610), (661, 6380), (1276, 3305), (1322, 3190), (1595, 2644)]