28764404

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 56716800

約数和(自身を除く): 27952396

約数列:

[1, 2, 4, 19, 29, 31, 38, 58, 62, 76, 116, 124, 421, 551, 589, 842, 899, 1102, 1178, 1684, 1798, 2204, 2356, 3596, 7999, 12209, 13051, 15998, 17081, 24418, 26102, 31996, 34162, 48836, 52204, 68324, 231971, 247969, 378479, 463942, 495938, 756958, 927884, 991876, 1513916, 7191101, 14382202, 28764404]

約数ペア:

[(1, 28764404), (2, 14382202), (4, 7191101), (19, 1513916), (29, 991876), (31, 927884), (38, 756958), (58, 495938), (62, 463942), (76, 378479), (116, 247969), (124, 231971), (421, 68324), (551, 52204), (589, 48836), (842, 34162), (899, 31996), (1102, 26102), (1178, 24418), (1684, 17081), (1798, 15998), (2204, 13051), (2356, 12209), (3596, 7999)]