202156520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{297289}}^1$

素因数の和:297317

約数の個数: 32

約数和(自身を含む): 481609800

約数和(自身を除く): 279453280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 297289, 594578, 1189156, 1486445, 2378312, 2972890, 5053913, 5945780, 10107826, 11891560, 20215652, 25269565, 40431304, 50539130, 101078260, 202156520]

約数ペア:

[(1, 202156520), (2, 101078260), (4, 50539130), (5, 40431304), (8, 25269565), (10, 20215652), (17, 11891560), (20, 10107826), (34, 5945780), (40, 5053913), (68, 2972890), (85, 2378312), (136, 1486445), (170, 1189156), (340, 594578), (680, 297289)]