135996280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{485701}}^1$

素因数の和:485719

約数の個数: 32

約数和(自身を含む): 349705440

約数和(自身を除く): 213709160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 485701, 971402, 1942804, 2428505, 3399907, 3885608, 4857010, 6799814, 9714020, 13599628, 16999535, 19428040, 27199256, 33999070, 67998140, 135996280]

約数ペア:

[(1, 135996280), (2, 67998140), (4, 33999070), (5, 27199256), (7, 19428040), (8, 16999535), (10, 13599628), (14, 9714020), (20, 6799814), (28, 4857010), (35, 3885608), (40, 3399907), (56, 2428505), (70, 1942804), (140, 971402), (280, 485701)]