4492480

素因数分解:

$2^6\times 5^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:257

約数の個数: 56

約数和(自身を含む): 10881360

約数和(自身を除く): 6388880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 139, 160, 202, 278, 320, 404, 505, 556, 695, 808, 1010, 1112, 1390, 1616, 2020, 2224, 2780, 3232, 4040, 4448, 5560, 6464, 8080, 8896, 11120, 14039, 16160, 22240, 28078, 32320, 44480, 56156, 70195, 112312, 140390, 224624, 280780, 449248, 561560, 898496, 1123120, 2246240, 4492480]

約数ペア:

[(1, 4492480), (2, 2246240), (4, 1123120), (5, 898496), (8, 561560), (10, 449248), (16, 280780), (20, 224624), (32, 140390), (40, 112312), (64, 70195), (80, 56156), (101, 44480), (139, 32320), (160, 28078), (202, 22240), (278, 16160), (320, 14039), (404, 11120), (505, 8896), (556, 8080), (695, 6464), (808, 5560), (1010, 4448), (1112, 4040), (1390, 3232), (1616, 2780), (2020, 2224)]