28119040

素因数分解:

$2^{12}\times 5^1\times {\mathrm{1373}}^1$

素因数の和:1402

約数の個数: 52

約数和(自身を含む): 67526604

約数和(自身を除く): 39407564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 1373, 2048, 2560, 2746, 4096, 5120, 5492, 6865, 10240, 10984, 13730, 20480, 21968, 27460, 43936, 54920, 87872, 109840, 175744, 219680, 351488, 439360, 702976, 878720, 1405952, 1757440, 2811904, 3514880, 5623808, 7029760, 14059520, 28119040]

約数ペア:

[(1, 28119040), (2, 14059520), (4, 7029760), (5, 5623808), (8, 3514880), (10, 2811904), (16, 1757440), (20, 1405952), (32, 878720), (40, 702976), (64, 439360), (80, 351488), (128, 219680), (160, 175744), (256, 109840), (320, 87872), (512, 54920), (640, 43936), (1024, 27460), (1280, 21968), (1373, 20480), (2048, 13730), (2560, 10984), (2746, 10240), (4096, 6865), (5120, 5492)]