1311731680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{1171189}}^1$

素因数の和:1171211

約数の個数: 48

約数和(自身を含む): 3541678560

約数和(自身を除く): 2229946880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 1171189, 2342378, 4684756, 5855945, 8198323, 9369512, 11711890, 16396646, 18739024, 23423780, 32793292, 37478048, 40991615, 46847560, 65586584, 81983230, 93695120, 131173168, 163966460, 187390240, 262346336, 327932920, 655865840, 1311731680]

約数ペア:

[(1, 1311731680), (2, 655865840), (4, 327932920), (5, 262346336), (7, 187390240), (8, 163966460), (10, 131173168), (14, 93695120), (16, 81983230), (20, 65586584), (28, 46847560), (32, 40991615), (35, 37478048), (40, 32793292), (56, 23423780), (70, 18739024), (80, 16396646), (112, 11711890), (140, 9369512), (160, 8198323), (224, 5855945), (280, 4684756), (560, 2342378), (1120, 1171189)]