170862820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{7621}}^1$

素因数の和:7708

約数の個数: 48

約数和(自身を含む): 384148800

約数和(自身を除く): 213285980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 2242, 4484, 5605, 7621, 11210, 15242, 22420, 30484, 38105, 76210, 144799, 152420, 289598, 449639, 579196, 723995, 899278, 1447990, 1798556, 2248195, 2895980, 4496390, 8543141, 8992780, 17086282, 34172564, 42715705, 85431410, 170862820]

約数ペア:

[(1, 170862820), (2, 85431410), (4, 42715705), (5, 34172564), (10, 17086282), (19, 8992780), (20, 8543141), (38, 4496390), (59, 2895980), (76, 2248195), (95, 1798556), (118, 1447990), (190, 899278), (236, 723995), (295, 579196), (380, 449639), (590, 289598), (1121, 152420), (1180, 144799), (2242, 76210), (4484, 38105), (5605, 30484), (7621, 22420), (11210, 15242)]