26915420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:339

約数の個数: 96

約数和(自身を含む): 70253568

約数和(自身を除く): 43338148

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 43, 68, 70, 85, 86, 119, 140, 170, 172, 215, 238, 263, 301, 340, 430, 476, 526, 595, 602, 731, 860, 1052, 1190, 1204, 1315, 1462, 1505, 1841, 2380, 2630, 2924, 3010, 3655, 3682, 4471, 5117, 5260, 6020, 7310, 7364, 8942, 9205, 10234, 11309, 14620, 17884, 18410, 20468, 22355, 22618, 25585, 31297, 36820, 44710, 45236, 51170, 56545, 62594, 79163, 89420, 102340, 113090, 125188, 156485, 158326, 192253, 226180, 312970, 316652, 384506, 395815, 625940, 769012, 791630, 961265, 1345771, 1583260, 1922530, 2691542, 3845060, 5383084, 6728855, 13457710, 26915420]

約数ペア:

[(1, 26915420), (2, 13457710), (4, 6728855), (5, 5383084), (7, 3845060), (10, 2691542), (14, 1922530), (17, 1583260), (20, 1345771), (28, 961265), (34, 791630), (35, 769012), (43, 625940), (68, 395815), (70, 384506), (85, 316652), (86, 312970), (119, 226180), (140, 192253), (170, 158326), (172, 156485), (215, 125188), (238, 113090), (263, 102340), (301, 89420), (340, 79163), (430, 62594), (476, 56545), (526, 51170), (595, 45236), (602, 44710), (731, 36820), (860, 31297), (1052, 25585), (1190, 22618), (1204, 22355), (1315, 20468), (1462, 18410), (1505, 17884), (1841, 14620), (2380, 11309), (2630, 10234), (2924, 9205), (3010, 8942), (3655, 7364), (3682, 7310), (4471, 6020), (5117, 5260)]