28056460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{461}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 62868960

約数和(自身を除く): 34812500

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 179, 340, 358, 461, 716, 895, 922, 1790, 1844, 2305, 3043, 3580, 4610, 6086, 7837, 9220, 12172, 15215, 15674, 30430, 31348, 39185, 60860, 78370, 82519, 156740, 165038, 330076, 412595, 825190, 1402823, 1650380, 2805646, 5611292, 7014115, 14028230, 28056460]

約数ペア:

[(1, 28056460), (2, 14028230), (4, 7014115), (5, 5611292), (10, 2805646), (17, 1650380), (20, 1402823), (34, 825190), (68, 412595), (85, 330076), (170, 165038), (179, 156740), (340, 82519), (358, 78370), (461, 60860), (716, 39185), (895, 31348), (922, 30430), (1790, 15674), (1844, 15215), (2305, 12172), (3043, 9220), (3580, 7837), (4610, 6086)]