28220928

素因数分解:

$2^9\times 3^1\times {\mathrm{19}}^1\times {\mathrm{967}}^1$

素因数の和:1007

約数の個数: 80

約数和(自身を含む): 79221120

約数和(自身を除く): 51000192

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 152, 192, 228, 256, 304, 384, 456, 512, 608, 768, 912, 967, 1216, 1536, 1824, 1934, 2432, 2901, 3648, 3868, 4864, 5802, 7296, 7736, 9728, 11604, 14592, 15472, 18373, 23208, 29184, 30944, 36746, 46416, 55119, 61888, 73492, 92832, 110238, 123776, 146984, 185664, 220476, 247552, 293968, 371328, 440952, 495104, 587936, 742656, 881904, 1175872, 1485312, 1763808, 2351744, 3527616, 4703488, 7055232, 9406976, 14110464, 28220928]

約数ペア:

[(1, 28220928), (2, 14110464), (3, 9406976), (4, 7055232), (6, 4703488), (8, 3527616), (12, 2351744), (16, 1763808), (19, 1485312), (24, 1175872), (32, 881904), (38, 742656), (48, 587936), (57, 495104), (64, 440952), (76, 371328), (96, 293968), (114, 247552), (128, 220476), (152, 185664), (192, 146984), (228, 123776), (256, 110238), (304, 92832), (384, 73492), (456, 61888), (512, 55119), (608, 46416), (768, 36746), (912, 30944), (967, 29184), (1216, 23208), (1536, 18373), (1824, 15472), (1934, 14592), (2432, 11604), (2901, 9728), (3648, 7736), (3868, 7296), (4864, 5802)]