142140670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{290083}}^1$

素因数の和:290104

約数の個数: 24

約数和(自身を含む): 297626184

約数和(自身を除く): 155485514

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 290083, 580166, 1450415, 2030581, 2900830, 4061162, 10152905, 14214067, 20305810, 28428134, 71070335, 142140670]

約数ペア:

[(1, 142140670), (2, 71070335), (5, 28428134), (7, 20305810), (10, 14214067), (14, 10152905), (35, 4061162), (49, 2900830), (70, 2030581), (98, 1450415), (245, 580166), (490, 290083)]