198522070

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{761}}^1\times {\mathrm{1373}}^1$

素因数の和:2160

約数の個数: 32

約数和(自身を含む): 376915680

約数和(自身を除く): 178393610

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 761, 1373, 1522, 2746, 3805, 6865, 7610, 13730, 14459, 26087, 28918, 52174, 72295, 130435, 144590, 260870, 1044853, 2089706, 5224265, 10448530, 19852207, 39704414, 99261035, 198522070]

約数ペア:

[(1, 198522070), (2, 99261035), (5, 39704414), (10, 19852207), (19, 10448530), (38, 5224265), (95, 2089706), (190, 1044853), (761, 260870), (1373, 144590), (1522, 130435), (2746, 72295), (3805, 52174), (6865, 28918), (7610, 26087), (13730, 14459)]