28720704

素因数分解:

$2^6\times 3^1\times {\mathrm{19}}^1\times {\mathrm{7873}}^1$

素因数の和:7907

約数の個数: 56

約数和(自身を含む): 79999840

約数和(自身を除く): 51279136

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 152, 192, 228, 304, 456, 608, 912, 1216, 1824, 3648, 7873, 15746, 23619, 31492, 47238, 62984, 94476, 125968, 149587, 188952, 251936, 299174, 377904, 448761, 503872, 598348, 755808, 897522, 1196696, 1511616, 1795044, 2393392, 3590088, 4786784, 7180176, 9573568, 14360352, 28720704]

約数ペア:

[(1, 28720704), (2, 14360352), (3, 9573568), (4, 7180176), (6, 4786784), (8, 3590088), (12, 2393392), (16, 1795044), (19, 1511616), (24, 1196696), (32, 897522), (38, 755808), (48, 598348), (57, 503872), (64, 448761), (76, 377904), (96, 299174), (114, 251936), (152, 188952), (192, 149587), (228, 125968), (304, 94476), (456, 62984), (608, 47238), (912, 31492), (1216, 23619), (1824, 15746), (3648, 7873)]