11888480

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1109}}^1$

素因数の和:1191

約数の個数: 48

約数和(自身を含む): 28531440

約数和(自身を除く): 16642960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 1072, 1109, 1340, 2144, 2218, 2680, 4436, 5360, 5545, 8872, 10720, 11090, 17744, 22180, 35488, 44360, 74303, 88720, 148606, 177440, 297212, 371515, 594424, 743030, 1188848, 1486060, 2377696, 2972120, 5944240, 11888480]

約数ペア:

[(1, 11888480), (2, 5944240), (4, 2972120), (5, 2377696), (8, 1486060), (10, 1188848), (16, 743030), (20, 594424), (32, 371515), (40, 297212), (67, 177440), (80, 148606), (134, 88720), (160, 74303), (268, 44360), (335, 35488), (536, 22180), (670, 17744), (1072, 11090), (1109, 10720), (1340, 8872), (2144, 5545), (2218, 5360), (2680, 4436)]