207827480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{742241}}^1$

素因数の和:742259

約数の個数: 32

約数和(自身を含む): 534414240

約数和(自身を除く): 326586760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 742241, 1484482, 2968964, 3711205, 5195687, 5937928, 7422410, 10391374, 14844820, 20782748, 25978435, 29689640, 41565496, 51956870, 103913740, 207827480]

約数ペア:

[(1, 207827480), (2, 103913740), (4, 51956870), (5, 41565496), (7, 29689640), (8, 25978435), (10, 20782748), (14, 14844820), (20, 10391374), (28, 7422410), (35, 5937928), (40, 5195687), (56, 3711205), (70, 2968964), (140, 1484482), (280, 742241)]