1407560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1$

素因数の和:486

約数の個数: 64

約数和(自身を含む): 3957120

約数和(自身を除く): 2549560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 457, 616, 770, 914, 1540, 1828, 2285, 3080, 3199, 3656, 4570, 5027, 6398, 9140, 10054, 12796, 15995, 18280, 20108, 25135, 25592, 31990, 35189, 40216, 50270, 63980, 70378, 100540, 127960, 140756, 175945, 201080, 281512, 351890, 703780, 1407560]

約数ペア:

[(1, 1407560), (2, 703780), (4, 351890), (5, 281512), (7, 201080), (8, 175945), (10, 140756), (11, 127960), (14, 100540), (20, 70378), (22, 63980), (28, 50270), (35, 40216), (40, 35189), (44, 31990), (55, 25592), (56, 25135), (70, 20108), (77, 18280), (88, 15995), (110, 12796), (140, 10054), (154, 9140), (220, 6398), (280, 5027), (308, 4570), (385, 3656), (440, 3199), (457, 3080), (616, 2285), (770, 1828), (914, 1540)]