28390832

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{431}}^1$

素因数の和:641

約数の個数: 40

約数和(自身を含む): 57853440

約数和(自身を除く): 29462608

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 179, 184, 358, 368, 431, 716, 862, 1432, 1724, 2864, 3448, 4117, 6896, 8234, 9913, 16468, 19826, 32936, 39652, 65872, 77149, 79304, 154298, 158608, 308596, 617192, 1234384, 1774427, 3548854, 7097708, 14195416, 28390832]

約数ペア:

[(1, 28390832), (2, 14195416), (4, 7097708), (8, 3548854), (16, 1774427), (23, 1234384), (46, 617192), (92, 308596), (179, 158608), (184, 154298), (358, 79304), (368, 77149), (431, 65872), (716, 39652), (862, 32936), (1432, 19826), (1724, 16468), (2864, 9913), (3448, 8234), (4117, 6896)]