199036780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{1459}}^1$

素因数の和:1846

約数の個数: 48

約数和(自身を含む): 441504000

約数和(自身を除く): 242467220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 359, 380, 718, 1436, 1459, 1795, 2918, 3590, 5836, 6821, 7180, 7295, 13642, 14590, 27284, 27721, 29180, 34105, 55442, 68210, 110884, 136420, 138605, 277210, 523781, 554420, 1047562, 2095124, 2618905, 5237810, 9951839, 10475620, 19903678, 39807356, 49759195, 99518390, 199036780]

約数ペア:

[(1, 199036780), (2, 99518390), (4, 49759195), (5, 39807356), (10, 19903678), (19, 10475620), (20, 9951839), (38, 5237810), (76, 2618905), (95, 2095124), (190, 1047562), (359, 554420), (380, 523781), (718, 277210), (1436, 138605), (1459, 136420), (1795, 110884), (2918, 68210), (3590, 55442), (5836, 34105), (6821, 29180), (7180, 27721), (7295, 27284), (13642, 14590)]