40381312

素因数分解:

$2^7\times {\mathrm{389}}^1\times {\mathrm{811}}^1$

素因数の和:1214

約数の個数: 32

約数和(自身を含む): 80753400

約数和(自身を除く): 40372088

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 389, 778, 811, 1556, 1622, 3112, 3244, 6224, 6488, 12448, 12976, 24896, 25952, 49792, 51904, 103808, 315479, 630958, 1261916, 2523832, 5047664, 10095328, 20190656, 40381312]

約数ペア:

[(1, 40381312), (2, 20190656), (4, 10095328), (8, 5047664), (16, 2523832), (32, 1261916), (64, 630958), (128, 315479), (389, 103808), (778, 51904), (811, 49792), (1556, 25952), (1622, 24896), (3112, 12976), (3244, 12448), (6224, 6488)]