1230688880

素因数分解:

$2^4\times 5^1\times {\mathrm{1789}}^1\times {\mathrm{8599}}^1$

素因数の和:10401

約数の個数: 40

約数和(自身を含む): 2863284000

約数和(自身を除く): 1632595120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1789, 3578, 7156, 8599, 8945, 14312, 17198, 17890, 28624, 34396, 35780, 42995, 68792, 71560, 85990, 137584, 143120, 171980, 343960, 687920, 15383611, 30767222, 61534444, 76918055, 123068888, 153836110, 246137776, 307672220, 615344440, 1230688880]

約数ペア:

[(1, 1230688880), (2, 615344440), (4, 307672220), (5, 246137776), (8, 153836110), (10, 123068888), (16, 76918055), (20, 61534444), (40, 30767222), (80, 15383611), (1789, 687920), (3578, 343960), (7156, 171980), (8599, 143120), (8945, 137584), (14312, 85990), (17198, 71560), (17890, 68792), (28624, 42995), (34396, 35780)]