28224840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{33601}}^1$

素因数の和:33622

約数の個数: 64

約数和(自身を含む): 96773760

約数和(自身を除く): 68548920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 33601, 67202, 100803, 134404, 168005, 201606, 235207, 268808, 336010, 403212, 470414, 504015, 672020, 705621, 806424, 940828, 1008030, 1176035, 1344040, 1411242, 1881656, 2016060, 2352070, 2822484, 3528105, 4032120, 4704140, 5644968, 7056210, 9408280, 14112420, 28224840]

約数ペア:

[(1, 28224840), (2, 14112420), (3, 9408280), (4, 7056210), (5, 5644968), (6, 4704140), (7, 4032120), (8, 3528105), (10, 2822484), (12, 2352070), (14, 2016060), (15, 1881656), (20, 1411242), (21, 1344040), (24, 1176035), (28, 1008030), (30, 940828), (35, 806424), (40, 705621), (42, 672020), (56, 504015), (60, 470414), (70, 403212), (84, 336010), (105, 268808), (120, 235207), (140, 201606), (168, 168005), (210, 134404), (280, 100803), (420, 67202), (840, 33601)]