127315240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{244837}}^1$

素因数の和:244861

約数の個数: 32

約数和(自身を含む): 308495880

約数和(自身を除く): 181180640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 244837, 489674, 979348, 1224185, 1958696, 2448370, 3182881, 4896740, 6365762, 9793480, 12731524, 15914405, 25463048, 31828810, 63657620, 127315240]

約数ペア:

[(1, 127315240), (2, 63657620), (4, 31828810), (5, 25463048), (8, 15914405), (10, 12731524), (13, 9793480), (20, 6365762), (26, 4896740), (40, 3182881), (52, 2448370), (65, 1958696), (104, 1224185), (130, 979348), (260, 489674), (520, 244837)]