20165553040

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{5363179}}^1$

素因数の和:5363239

約数の個数: 40

約数和(自身を含む): 47882471040

約数和(自身を除く): 27716918000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 5363179, 10726358, 21452716, 26815895, 42905432, 53631790, 85810864, 107263580, 214527160, 252069413, 429054320, 504138826, 1008277652, 1260347065, 2016555304, 2520694130, 4033110608, 5041388260, 10082776520, 20165553040]

約数ペア:

[(1, 20165553040), (2, 10082776520), (4, 5041388260), (5, 4033110608), (8, 2520694130), (10, 2016555304), (16, 1260347065), (20, 1008277652), (40, 504138826), (47, 429054320), (80, 252069413), (94, 214527160), (188, 107263580), (235, 85810864), (376, 53631790), (470, 42905432), (752, 26815895), (940, 21452716), (1880, 10726358), (3760, 5363179)]