693985280

素因数分解:

$2^{13}\times 5^1\times {\mathrm{16943}}^1$

素因数の和:16974

約数の個数: 56

約数和(自身を含む): 1665561312

約数和(自身を除く): 971576032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 4096, 5120, 8192, 10240, 16943, 20480, 33886, 40960, 67772, 84715, 135544, 169430, 271088, 338860, 542176, 677720, 1084352, 1355440, 2168704, 2710880, 4337408, 5421760, 8674816, 10843520, 17349632, 21687040, 34699264, 43374080, 69398528, 86748160, 138797056, 173496320, 346992640, 693985280]

約数ペア:

[(1, 693985280), (2, 346992640), (4, 173496320), (5, 138797056), (8, 86748160), (10, 69398528), (16, 43374080), (20, 34699264), (32, 21687040), (40, 17349632), (64, 10843520), (80, 8674816), (128, 5421760), (160, 4337408), (256, 2710880), (320, 2168704), (512, 1355440), (640, 1084352), (1024, 677720), (1280, 542176), (2048, 338860), (2560, 271088), (4096, 169430), (5120, 135544), (8192, 84715), (10240, 67772), (16943, 40960), (20480, 33886)]