28559740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3019}}^1$

素因数の和:3082

約数の個数: 48

約数和(自身を含む): 66971520

約数和(自身を除く): 38411780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 3019, 4730, 6038, 9460, 12076, 15095, 30190, 33209, 60380, 66418, 129817, 132836, 166045, 259634, 332090, 519268, 649085, 664180, 1298170, 1427987, 2596340, 2855974, 5711948, 7139935, 14279870, 28559740]

約数ペア:

[(1, 28559740), (2, 14279870), (4, 7139935), (5, 5711948), (10, 2855974), (11, 2596340), (20, 1427987), (22, 1298170), (43, 664180), (44, 649085), (55, 519268), (86, 332090), (110, 259634), (172, 166045), (215, 132836), (220, 129817), (430, 66418), (473, 60380), (860, 33209), (946, 30190), (1892, 15095), (2365, 12076), (3019, 9460), (4730, 6038)]