28838590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{641}}^1$

素因数の和:1068

約数の個数: 32

約数和(自身を含む): 56855520

約数和(自身を除く): 28016930

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 409, 641, 818, 1282, 2045, 3205, 4090, 4499, 6410, 7051, 8998, 14102, 22495, 35255, 44990, 70510, 262169, 524338, 1310845, 2621690, 2883859, 5767718, 14419295, 28838590]

約数ペア:

[(1, 28838590), (2, 14419295), (5, 5767718), (10, 2883859), (11, 2621690), (22, 1310845), (55, 524338), (110, 262169), (409, 70510), (641, 44990), (818, 35255), (1282, 22495), (2045, 14102), (3205, 8998), (4090, 7051), (4499, 6410)]