13841960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:378

約数の個数: 64

約数和(自身を含む): 34361280

約数和(自身を除く): 20519320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 163, 193, 220, 326, 386, 440, 652, 772, 815, 965, 1304, 1544, 1630, 1793, 1930, 2123, 3260, 3586, 3860, 4246, 6520, 7172, 7720, 8492, 8965, 10615, 14344, 16984, 17930, 21230, 31459, 35860, 42460, 62918, 71720, 84920, 125836, 157295, 251672, 314590, 346049, 629180, 692098, 1258360, 1384196, 1730245, 2768392, 3460490, 6920980, 13841960]

約数ペア:

[(1, 13841960), (2, 6920980), (4, 3460490), (5, 2768392), (8, 1730245), (10, 1384196), (11, 1258360), (20, 692098), (22, 629180), (40, 346049), (44, 314590), (55, 251672), (88, 157295), (110, 125836), (163, 84920), (193, 71720), (220, 62918), (326, 42460), (386, 35860), (440, 31459), (652, 21230), (772, 17930), (815, 16984), (965, 14344), (1304, 10615), (1544, 8965), (1630, 8492), (1793, 7720), (1930, 7172), (2123, 6520), (3260, 4246), (3586, 3860)]