1320231376

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{455881}}^1$

素因数の和:456070

約数の個数: 20

約数和(自身を含む): 2572086244

約数和(自身を除く): 1251854868

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 455881, 911762, 1823524, 3647048, 7294096, 82514461, 165028922, 330057844, 660115688, 1320231376]

約数ペア:

[(1, 1320231376), (2, 660115688), (4, 330057844), (8, 165028922), (16, 82514461), (181, 7294096), (362, 3647048), (724, 1823524), (1448, 911762), (2896, 455881)]