7147520

素因数分解:

$2^{12}\times 5^1\times {\mathrm{349}}^1$

素因数の和:378

約数の個数: 52

約数和(自身を含む): 17201100

約数和(自身を除く): 10053580

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 349, 512, 640, 698, 1024, 1280, 1396, 1745, 2048, 2560, 2792, 3490, 4096, 5120, 5584, 6980, 10240, 11168, 13960, 20480, 22336, 27920, 44672, 55840, 89344, 111680, 178688, 223360, 357376, 446720, 714752, 893440, 1429504, 1786880, 3573760, 7147520]

約数ペア:

[(1, 7147520), (2, 3573760), (4, 1786880), (5, 1429504), (8, 893440), (10, 714752), (16, 446720), (20, 357376), (32, 223360), (40, 178688), (64, 111680), (80, 89344), (128, 55840), (160, 44672), (256, 27920), (320, 22336), (349, 20480), (512, 13960), (640, 11168), (698, 10240), (1024, 6980), (1280, 5584), (1396, 5120), (1745, 4096), (2048, 3490), (2560, 2792)]