28508132

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 56125440

約数和(自身を除く): 27617308

約数列:

[1, 2, 4, 19, 23, 38, 46, 47, 76, 92, 94, 188, 347, 437, 694, 874, 893, 1081, 1388, 1748, 1786, 2162, 3572, 4324, 6593, 7981, 13186, 15962, 16309, 20539, 26372, 31924, 32618, 41078, 65236, 82156, 151639, 303278, 309871, 375107, 606556, 619742, 750214, 1239484, 1500428, 7127033, 14254066, 28508132]

約数ペア:

[(1, 28508132), (2, 14254066), (4, 7127033), (19, 1500428), (23, 1239484), (38, 750214), (46, 619742), (47, 606556), (76, 375107), (92, 309871), (94, 303278), (188, 151639), (347, 82156), (437, 65236), (694, 41078), (874, 32618), (893, 31924), (1081, 26372), (1388, 20539), (1748, 16309), (1786, 15962), (2162, 13186), (3572, 7981), (4324, 6593)]