26444140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{317}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 57591072

約数和(自身を除く): 31146932

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 97, 172, 194, 215, 317, 388, 430, 485, 634, 860, 970, 1268, 1585, 1940, 3170, 4171, 6340, 8342, 13631, 16684, 20855, 27262, 30749, 41710, 54524, 61498, 68155, 83420, 122996, 136310, 153745, 272620, 307490, 614980, 1322207, 2644414, 5288828, 6611035, 13222070, 26444140]

約数ペア:

[(1, 26444140), (2, 13222070), (4, 6611035), (5, 5288828), (10, 2644414), (20, 1322207), (43, 614980), (86, 307490), (97, 272620), (172, 153745), (194, 136310), (215, 122996), (317, 83420), (388, 68155), (430, 61498), (485, 54524), (634, 41710), (860, 30749), (970, 27262), (1268, 20855), (1585, 16684), (1940, 13631), (3170, 8342), (4171, 6340)]