28255120

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2339}}^1$

素因数の和:2503

約数の個数: 40

約数和(自身を含む): 66156480

約数和(自身を除く): 37901360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 755, 1208, 1510, 2339, 2416, 3020, 4678, 6040, 9356, 11695, 12080, 18712, 23390, 37424, 46780, 93560, 187120, 353189, 706378, 1412756, 1765945, 2825512, 3531890, 5651024, 7063780, 14127560, 28255120]

約数ペア:

[(1, 28255120), (2, 14127560), (4, 7063780), (5, 5651024), (8, 3531890), (10, 2825512), (16, 1765945), (20, 1412756), (40, 706378), (80, 353189), (151, 187120), (302, 93560), (604, 46780), (755, 37424), (1208, 23390), (1510, 18712), (2339, 12080), (2416, 11695), (3020, 9356), (4678, 6040)]