16806260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{941}}^1$

素因数の和:1016

約数の個数: 48

約数和(自身を含む): 37981440

約数和(自身を除く): 21175180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 893, 940, 941, 1786, 1882, 3572, 3764, 4465, 4705, 8930, 9410, 17860, 17879, 18820, 35758, 44227, 71516, 88454, 89395, 176908, 178790, 221135, 357580, 442270, 840313, 884540, 1680626, 3361252, 4201565, 8403130, 16806260]

約数ペア:

[(1, 16806260), (2, 8403130), (4, 4201565), (5, 3361252), (10, 1680626), (19, 884540), (20, 840313), (38, 442270), (47, 357580), (76, 221135), (94, 178790), (95, 176908), (188, 89395), (190, 88454), (235, 71516), (380, 44227), (470, 35758), (893, 18820), (940, 17879), (941, 17860), (1786, 9410), (1882, 8930), (3572, 4705), (3764, 4465)]