28726060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3529}}^1$

素因数の和:3586

約数の個数: 48

約数和(自身を含む): 67606560

約数和(自身を除く): 38880500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 3529, 4070, 7058, 8140, 14116, 17645, 35290, 38819, 70580, 77638, 130573, 155276, 194095, 261146, 388190, 522292, 652865, 776380, 1305730, 1436303, 2611460, 2872606, 5745212, 7181515, 14363030, 28726060]

約数ペア:

[(1, 28726060), (2, 14363030), (4, 7181515), (5, 5745212), (10, 2872606), (11, 2611460), (20, 1436303), (22, 1305730), (37, 776380), (44, 652865), (55, 522292), (74, 388190), (110, 261146), (148, 194095), (185, 155276), (220, 130573), (370, 77638), (407, 70580), (740, 38819), (814, 35290), (1628, 17645), (2035, 14116), (3529, 8140), (4070, 7058)]