11661640

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{6203}}^1$

素因数の和:6261

約数の個数: 32

約数和(自身を含む): 26801280

約数和(自身を除く): 15139640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 6203, 12406, 24812, 31015, 49624, 62030, 124060, 248120, 291541, 583082, 1166164, 1457705, 2332328, 2915410, 5830820, 11661640]

約数ペア:

[(1, 11661640), (2, 5830820), (4, 2915410), (5, 2332328), (8, 1457705), (10, 1166164), (20, 583082), (40, 291541), (47, 248120), (94, 124060), (188, 62030), (235, 49624), (376, 31015), (470, 24812), (940, 12406), (1880, 6203)]