26978280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{32117}}^1$

素因数の和:32138

約数の個数: 64

約数和(自身を含む): 92499840

約数和(自身を除く): 65521560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 32117, 64234, 96351, 128468, 160585, 192702, 224819, 256936, 321170, 385404, 449638, 481755, 642340, 674457, 770808, 899276, 963510, 1124095, 1284680, 1348914, 1798552, 1927020, 2248190, 2697828, 3372285, 3854040, 4496380, 5395656, 6744570, 8992760, 13489140, 26978280]

約数ペア:

[(1, 26978280), (2, 13489140), (3, 8992760), (4, 6744570), (5, 5395656), (6, 4496380), (7, 3854040), (8, 3372285), (10, 2697828), (12, 2248190), (14, 1927020), (15, 1798552), (20, 1348914), (21, 1284680), (24, 1124095), (28, 963510), (30, 899276), (35, 770808), (40, 674457), (42, 642340), (56, 481755), (60, 449638), (70, 385404), (84, 321170), (105, 256936), (120, 224819), (140, 192702), (168, 160585), (210, 128468), (280, 96351), (420, 64234), (840, 32117)]