906138320

素因数分解:

$2^4\times 5^1\times {\mathrm{547}}^1\times {\mathrm{20707}}^1$

素因数の和:21267

約数の個数: 40

約数和(自身を含む): 2110725024

約数和(自身を除く): 1204586704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 547, 1094, 2188, 2735, 4376, 5470, 8752, 10940, 20707, 21880, 41414, 43760, 82828, 103535, 165656, 207070, 331312, 414140, 828280, 1656560, 11326729, 22653458, 45306916, 56633645, 90613832, 113267290, 181227664, 226534580, 453069160, 906138320]

約数ペア:

[(1, 906138320), (2, 453069160), (4, 226534580), (5, 181227664), (8, 113267290), (10, 90613832), (16, 56633645), (20, 45306916), (40, 22653458), (80, 11326729), (547, 1656560), (1094, 828280), (2188, 414140), (2735, 331312), (4376, 207070), (5470, 165656), (8752, 103535), (10940, 82828), (20707, 43760), (21880, 41414)]