26549740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2671}}^1$

素因数の和:2758

約数の個数: 48

約数和(自身を含む): 64641024

約数和(自身を除く): 38091284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 2671, 4970, 5342, 9940, 10684, 13355, 18697, 26710, 37394, 53420, 74788, 93485, 186970, 189641, 373940, 379282, 758564, 948205, 1327487, 1896410, 2654974, 3792820, 5309948, 6637435, 13274870, 26549740]

約数ペア:

[(1, 26549740), (2, 13274870), (4, 6637435), (5, 5309948), (7, 3792820), (10, 2654974), (14, 1896410), (20, 1327487), (28, 948205), (35, 758564), (70, 379282), (71, 373940), (140, 189641), (142, 186970), (284, 93485), (355, 74788), (497, 53420), (710, 37394), (994, 26710), (1420, 18697), (1988, 13355), (2485, 10684), (2671, 9940), (4970, 5342)]