124019920

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{15349}}^1$

素因数の和:15463

約数の個数: 40

約数和(自身を含む): 291220200

約数和(自身を除く): 167200280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 15349, 30698, 61396, 76745, 122792, 153490, 245584, 306980, 613960, 1227920, 1550249, 3100498, 6200996, 7751245, 12401992, 15502490, 24803984, 31004980, 62009960, 124019920]

約数ペア:

[(1, 124019920), (2, 62009960), (4, 31004980), (5, 24803984), (8, 15502490), (10, 12401992), (16, 7751245), (20, 6200996), (40, 3100498), (80, 1550249), (101, 1227920), (202, 613960), (404, 306980), (505, 245584), (808, 153490), (1010, 122792), (1616, 76745), (2020, 61396), (4040, 30698), (8080, 15349)]