16660480

素因数分解:

$2^{11}\times 5^1\times {\mathrm{1627}}^1$

素因数の和:1654

約数の個数: 48

約数和(自身を含む): 39999960

約数和(自身を除く): 23339480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 1627, 2048, 2560, 3254, 5120, 6508, 8135, 10240, 13016, 16270, 26032, 32540, 52064, 65080, 104128, 130160, 208256, 260320, 416512, 520640, 833024, 1041280, 1666048, 2082560, 3332096, 4165120, 8330240, 16660480]

約数ペア:

[(1, 16660480), (2, 8330240), (4, 4165120), (5, 3332096), (8, 2082560), (10, 1666048), (16, 1041280), (20, 833024), (32, 520640), (40, 416512), (64, 260320), (80, 208256), (128, 130160), (160, 104128), (256, 65080), (320, 52064), (512, 32540), (640, 26032), (1024, 16270), (1280, 13016), (1627, 10240), (2048, 8135), (2560, 6508), (3254, 5120)]