320423068

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{19429}}^1$

素因数の和:19490

約数の個数: 48

約数和(自身を含む): 696371200

約数和(自身を除く): 375948132

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 434, 532, 589, 868, 1178, 2356, 4123, 8246, 16492, 19429, 38858, 77716, 136003, 272006, 369151, 544012, 602299, 738302, 1204598, 1476604, 2409196, 2584057, 4216093, 5168114, 8432186, 10336228, 11443681, 16864372, 22887362, 45774724, 80105767, 160211534, 320423068]

約数ペア:

[(1, 320423068), (2, 160211534), (4, 80105767), (7, 45774724), (14, 22887362), (19, 16864372), (28, 11443681), (31, 10336228), (38, 8432186), (62, 5168114), (76, 4216093), (124, 2584057), (133, 2409196), (217, 1476604), (266, 1204598), (434, 738302), (532, 602299), (589, 544012), (868, 369151), (1178, 272006), (2356, 136003), (4123, 77716), (8246, 38858), (16492, 19429)]