57820480

素因数分解:

$2^6\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1789}}^1$

素因数の和:1907

約数の個数: 56

約数和(自身を含む): 139125960

約数和(自身を除く): 81305480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 160, 202, 320, 404, 505, 808, 1010, 1616, 1789, 2020, 3232, 3578, 4040, 6464, 7156, 8080, 8945, 14312, 16160, 17890, 28624, 32320, 35780, 57248, 71560, 114496, 143120, 180689, 286240, 361378, 572480, 722756, 903445, 1445512, 1806890, 2891024, 3613780, 5782048, 7227560, 11564096, 14455120, 28910240, 57820480]

約数ペア:

[(1, 57820480), (2, 28910240), (4, 14455120), (5, 11564096), (8, 7227560), (10, 5782048), (16, 3613780), (20, 2891024), (32, 1806890), (40, 1445512), (64, 903445), (80, 722756), (101, 572480), (160, 361378), (202, 286240), (320, 180689), (404, 143120), (505, 114496), (808, 71560), (1010, 57248), (1616, 35780), (1789, 32320), (2020, 28624), (3232, 17890), (3578, 16160), (4040, 14312), (6464, 8945), (7156, 8080)]