804951040

素因数分解:

$2^{10}\times 5^1\times {\mathrm{157217}}^1$

素因数の和:157242

約数の個数: 44

約数和(自身を含む): 1930951476

約数和(自身を除く): 1126000436

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 157217, 314434, 628868, 786085, 1257736, 1572170, 2515472, 3144340, 5030944, 6288680, 10061888, 12577360, 20123776, 25154720, 40247552, 50309440, 80495104, 100618880, 160990208, 201237760, 402475520, 804951040]

約数ペア:

[(1, 804951040), (2, 402475520), (4, 201237760), (5, 160990208), (8, 100618880), (10, 80495104), (16, 50309440), (20, 40247552), (32, 25154720), (40, 20123776), (64, 12577360), (80, 10061888), (128, 6288680), (160, 5030944), (256, 3144340), (320, 2515472), (512, 1572170), (640, 1257736), (1024, 786085), (1280, 628868), (2560, 314434), (5120, 157217)]