199957790

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{240913}}^1$

素因数の和:241003

約数の個数: 16

約数和(自身を含む): 364261968

約数和(自身を除く): 164304178

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 240913, 481826, 1204565, 2409130, 19995779, 39991558, 99978895, 199957790]

約数ペア:

[(1, 199957790), (2, 99978895), (5, 39991558), (10, 19995779), (83, 2409130), (166, 1204565), (415, 481826), (830, 240913)]