13987840

素因数分解:

$2^{12}\times 5^1\times {\mathrm{683}}^1$

素因数の和:712

約数の個数: 52

約数和(自身を含む): 33615864

約数和(自身を除く): 19628024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 683, 1024, 1280, 1366, 2048, 2560, 2732, 3415, 4096, 5120, 5464, 6830, 10240, 10928, 13660, 20480, 21856, 27320, 43712, 54640, 87424, 109280, 174848, 218560, 349696, 437120, 699392, 874240, 1398784, 1748480, 2797568, 3496960, 6993920, 13987840]

約数ペア:

[(1, 13987840), (2, 6993920), (4, 3496960), (5, 2797568), (8, 1748480), (10, 1398784), (16, 874240), (20, 699392), (32, 437120), (40, 349696), (64, 218560), (80, 174848), (128, 109280), (160, 87424), (256, 54640), (320, 43712), (512, 27320), (640, 21856), (683, 20480), (1024, 13660), (1280, 10928), (1366, 10240), (2048, 6830), (2560, 5464), (2732, 5120), (3415, 4096)]