142169090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{290141}}^1$

素因数の和:290162

約数の個数: 24

約数和(自身を含む): 297685692

約数和(自身を除く): 155516602

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 290141, 580282, 1450705, 2030987, 2901410, 4061974, 10154935, 14216909, 20309870, 28433818, 71084545, 142169090]

約数ペア:

[(1, 142169090), (2, 71084545), (5, 28433818), (7, 20309870), (10, 14216909), (14, 10154935), (35, 4061974), (49, 2901410), (70, 2030987), (98, 1450705), (245, 580282), (490, 290141)]