2099681990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29995457}}^1$

素因数の和:29995471

約数の個数: 16

約数和(自身を含む): 4319345952

約数和(自身を除く): 2219663962

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 29995457, 59990914, 149977285, 209968199, 299954570, 419936398, 1049840995, 2099681990]

約数ペア:

[(1, 2099681990), (2, 1049840995), (5, 419936398), (7, 299954570), (10, 209968199), (14, 149977285), (35, 59990914), (70, 29995457)]