2640722

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:230

約数の個数: 32

約数和(自身を含む): 4838400

約数和(自身を除く): 2197678

約数列:

[1, 2, 7, 14, 23, 46, 59, 118, 139, 161, 278, 322, 413, 826, 973, 1357, 1946, 2714, 3197, 6394, 8201, 9499, 16402, 18998, 22379, 44758, 57407, 114814, 188623, 377246, 1320361, 2640722]

約数ペア:

[(1, 2640722), (2, 1320361), (7, 377246), (14, 188623), (23, 114814), (46, 57407), (59, 44758), (118, 22379), (139, 18998), (161, 16402), (278, 9499), (322, 8201), (413, 6394), (826, 3197), (973, 2714), (1357, 1946)]