390989584

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{313}}^1\times {\mathrm{773}}^1$

素因数の和:1195

約数の個数: 40

約数和(自身を含む): 768479832

約数和(自身を除く): 377490248

約数列:

[1, 2, 4, 8, 16, 101, 202, 313, 404, 626, 773, 808, 1252, 1546, 1616, 2504, 3092, 5008, 6184, 12368, 31613, 63226, 78073, 126452, 156146, 241949, 252904, 312292, 483898, 505808, 624584, 967796, 1249168, 1935592, 3871184, 24436849, 48873698, 97747396, 195494792, 390989584]

約数ペア:

[(1, 390989584), (2, 195494792), (4, 97747396), (8, 48873698), (16, 24436849), (101, 3871184), (202, 1935592), (313, 1249168), (404, 967796), (626, 624584), (773, 505808), (808, 483898), (1252, 312292), (1546, 252904), (1616, 241949), (2504, 156146), (3092, 126452), (5008, 78073), (6184, 63226), (12368, 31613)]