1156280

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 2633040

約数和(自身を除く): 1476760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 211, 274, 422, 548, 685, 844, 1055, 1096, 1370, 1688, 2110, 2740, 4220, 5480, 8440, 28907, 57814, 115628, 144535, 231256, 289070, 578140, 1156280]

約数ペア:

[(1, 1156280), (2, 578140), (4, 289070), (5, 231256), (8, 144535), (10, 115628), (20, 57814), (40, 28907), (137, 8440), (211, 5480), (274, 4220), (422, 2740), (548, 2110), (685, 1688), (844, 1370), (1055, 1096)]