18268160

素因数分解:

$2^{14}\times 5^1\times {\mathrm{223}}^1$

素因数の和:256

約数の個数: 60

約数和(自身を含む): 44038848

約数和(自身を除く): 25770688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 223, 256, 320, 446, 512, 640, 892, 1024, 1115, 1280, 1784, 2048, 2230, 2560, 3568, 4096, 4460, 5120, 7136, 8192, 8920, 10240, 14272, 16384, 17840, 20480, 28544, 35680, 40960, 57088, 71360, 81920, 114176, 142720, 228352, 285440, 456704, 570880, 913408, 1141760, 1826816, 2283520, 3653632, 4567040, 9134080, 18268160]

約数ペア:

[(1, 18268160), (2, 9134080), (4, 4567040), (5, 3653632), (8, 2283520), (10, 1826816), (16, 1141760), (20, 913408), (32, 570880), (40, 456704), (64, 285440), (80, 228352), (128, 142720), (160, 114176), (223, 81920), (256, 71360), (320, 57088), (446, 40960), (512, 35680), (640, 28544), (892, 20480), (1024, 17840), (1115, 16384), (1280, 14272), (1784, 10240), (2048, 8920), (2230, 8192), (2560, 7136), (3568, 5120), (4096, 4460)]