661408

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{1879}}^1$

素因数の和:1900

約数の個数: 24

約数和(自身を含む): 1421280

約数和(自身を除く): 759872

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 1879, 3758, 7516, 15032, 20669, 30064, 41338, 60128, 82676, 165352, 330704, 661408]

約数ペア:

[(1, 661408), (2, 330704), (4, 165352), (8, 82676), (11, 60128), (16, 41338), (22, 30064), (32, 20669), (44, 15032), (88, 7516), (176, 3758), (352, 1879)]