1260641360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1432547}}^1$

素因数の和:1432571

約数の個数: 40

約数和(自身を含む): 3197447136

約数和(自身を除く): 1936805776

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1432547, 2865094, 5730188, 7162735, 11460376, 14325470, 15758017, 22920752, 28650940, 31516034, 57301880, 63032068, 78790085, 114603760, 126064136, 157580170, 252128272, 315160340, 630320680, 1260641360]

約数ペア:

[(1, 1260641360), (2, 630320680), (4, 315160340), (5, 252128272), (8, 157580170), (10, 126064136), (11, 114603760), (16, 78790085), (20, 63032068), (22, 57301880), (40, 31516034), (44, 28650940), (55, 22920752), (80, 15758017), (88, 14325470), (110, 11460376), (176, 7162735), (220, 5730188), (440, 2865094), (880, 1432547)]